Saif, Seif, Sayf or Seife (, ) is a word in the Semitic languages meaning 'sword', and as a name, 'fighter' or 'protector of'. Cognates are Sayfo, sáyip̄, saypā, and possibly sēfe. It may also refer to:
Science and technology
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HL7 Services Aware Interoperability Framework
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Seif dune, a type of sand dune
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Spatial Archive and Interchange Format
Organizations
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Shanghai Advanced Institute of Finance
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Social Enterprise Investment Fund
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State Accident Insurance Fund
Name
Given name
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Sayf Ar'ed, Emperor of Ethiopia and antagonist of the Sirat Sayf ibn Dhi-Yazan
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Abdul Rahman Saif Al Ghurair, Emirati businessman
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Ahmed Saif Zaal Abu Muhair, Emirati paralympic athlete
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Akmal Saif Chatha (born 1973), Pakistani politician
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Jassim Saif Al Sulaiti, Qatari politician
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M. Saif Islam, Bangladeshi-American engineer and academic
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Malik Saif ul Malook Khokhar (born 1967), Pakistani politician
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Muhammed Seif Khatib (1951–2021), Tanzanian politician
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Omar Saif Ghobash (born 1971), Emirati politician
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Ramadhan Seif Kajembe (1944–2020), Kenyan politician
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Rashid Seif Suleiman (born 1954), Tanzanian politician
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Said Saif Asaad (born 1979), Bulgarian-Qatari weightlifter
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Sameh Seif El-Yazal (1946–2016), Egyptian military officer and politician
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Seif Adnan Kanaan (died 2004), Iraqi citizen who was abducted and beheaded
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Saif Ahmad, Bangladeshi-American restaurateur and World Series of Poker champion
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Saif Ahmad (cricketer) (born 1998), Danish cricketer
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Saif Ahmad Al Ghurair (1924–2019), Emirati businessman
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Saif al-Adel (born 1960/1963), Egyptian al-Qaeda member
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Saif Al Hashan (born 1990), Kuwaiti footballer
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Saif Ali (born 1997), Pakistani cricketer
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Seif Ali Iddi (born 1942), Tanzanian politician
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Saif Ali Janjua (1922–1948), Pakistani military officer
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Saif Ali Khan (born 1970), Bollywood actor
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Saif Al-Mohannadi (born 1997), Qatari footballer
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Saif Al-Qeshtah (born 1993), Saudi footballer
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Saif al-Rahbi (born 1956), Omani poet, essayist and writer
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Seif Asser Sherif (born 1995), Egyptian trampoline gymnast
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Saif Badar (born 1998), Pakistani-born cricketer
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Seif Bamporiki (died 2021), Rwandan politician
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Saif bin Futtais (born 1973), Emirati sports shooter
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Saif bin Hamad Al Sharqi, Sheikh of Fujairah (1936–1938)
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Saif bin Zayed Al Nahyan (born 1968), politician from the United Arab Emirates
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Saif bin Sultan, Imam of the Ibadi sect in Oman (1692–1711)
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Sayf Bulad (born 1988), Syrian military officer and former rebel leader
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Seif Daoud (born 1977), Egyptian footballer
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Saif Durbar (born 1961), Pakistani-Central African businessman, investor and property developer
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Seif Eissa (born 1998), Egyptian taekwondo practitioner
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Seif El-Deraa (born 1998), Egyptian handball player
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Saif Farghani (died 1348), Persian poet
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Seif Gaafar (born 1999), Egyptian footballer
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Saif Gaddafi, multiple people
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Saïf Ghezal (born 1981), Tunisian footballer
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Saif Ghobash (1932–1977), Emirati diplomat and engineer
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Saif Hafizur Rahman (born 1958), Bangladeshi politician
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Saif Hasan, Indian playwright, stage director and producer
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Saif Hassan (born 1998), Bangladeshi cricketer
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Seif Heneida (born 2005), Egyptian-Qatari pole vaulter
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Saif ibn Dhi Yazan (), semi-legendary Himyarite king
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Sayf ibn Umar (died 786/809), Iraqi Islamic historian
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Seif Kadhim (born 1991), Swedish-Iraqi footballer
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Saif Kerawala (born 1997), American soccer player
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Saif Khalfan (born 1993), Emirati footballer
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Seif Khalifa (born 1988), Tanzanian cricketer
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Saif Khan Barha (died 1616), Mughal nobleman
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Saif Lodin, Afghan social activist, writer and former finance officer
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Saif Mohammed Al Bishr (born 1983), Emirati footballer
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Saif Nabeel (born 1986), Iraqi singer and composer
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Saif Rashid (born 1994), Emirati footballer
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Seif Rashidi (born 1957), Tanzanian politician
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Saif Saaeed Shaheen (born 1982), Kenyan-Qatari steeplechase runner
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Saif Salman (born 1989), Iraqi footballer
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Saif Samejo (born 1984), Pakistani musician, singer and songwriter
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Seif Samir (born 1993), Egyptian basketball player
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Seif Sharif Hamad (1943–2021), Tanzanian politician
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Seif Shenawy (born 2001), Egyptian squash player
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Seif Teiri (born 1994), Sudanese footballer
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Seif Teka (born 1991), Tunisian footballer
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Saif Tyabji (1904–1957), Indian solicitor, mathematician, educationist and politician
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Seif Wanly (1906–1979), Egyptian painter
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Saif Yousef (born 1989), Emirati footballer
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Saif Zaib (born 1998), English cricketer
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Sultan Saif Salim (born 1995), Emirati footballer
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Syed Saif Abbas Naqvi, Indian Shia Muslim cleric
Surname
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Abdulla Hassan Saif, Bahraini banker and politician
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Abu Omar al-Saif (1968/69–2005), Saudi Islamist and fighter
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Adam Saif (born 1957), Yemeni actor and comedian
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Ahmed bin Saif, multiple people
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Ahmed Saif (born 1983), Qatari snooker player
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Ahmed Saif (footballer) (born 1991), Emirati footballer
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Ali Khamis Seif (born 1954), Tanzanian politician
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Alya Ahmed Saif Al-Thani (born 1974), Qatari diplomat
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Assaad Seif (born 1967), Lebanese archaeologist and academic
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Atef Abu Saif (born 1973), Palestinian writer
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Badr bin Saif (died 1806), Oman royal
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Baha' Seif (born 1995), Jordanian footballer
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Detlef Seif (born 1962), German politician
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Faisal Saif (1976–2022), Indian film director and writer
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Farjad Saif (born 1966), Pakistani table tennis player
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Grace Saif (born 1996), British actress
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Hayat Saif (1942–2019), Bangladeshi poet and critic
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Jorge Seif (born 1977), Brazilian politician
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Linda Saif, American microbial scientist and academic
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Khader Abu-Seif (born ), Israeli-Palestinian copywriter and LGBT rights activist
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M. Taher Saif, Bangladeshi American mechanical engineer
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Mark Seif (born 1967), American poker player, attorney and TV host
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Mohammad Saif, multiple people
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Mona Seif (born 1986), Egyptian human rights activist
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Mostafa Elwi Saif (born 1950), Egyptian politician and academic
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Muhammad Ali Saif, Pakistani politician
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Rajwa Al Saif (born 1994), Saudi royal, architect and wife of the Jordanian Crown Prince
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Riad Seif (born 1946), Syrian political dissident and businessman
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Saifuddin Saif (1922–1993), Pakistani lyricist, poet and filmmaker
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Salah Abu Seif (1915–1996), Egyptian film director and screenwriter
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Sami Saif (born 1972), Danish documentary filmmaker
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Samir Seif (1947–2019), Egyptian film director and screenwriter
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Sanaa Seif (born 1993), Egyptian activist and film editor
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Sultan Saif (1993–2020), Emirati footballer
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Umar Saif (born 1979), Pakistani computer scientist
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Valiollah Seif (born 1952), Iranian banker and economist
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Walid Saif (born 1948), Palestinian-Jordanian poet, writer, critic and academic
Compound names with Saif as an element
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Saifullah, multiple people
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Saiful Islam, multiple people
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Sayf al-Din, multiple people
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Saifur Rehman, multiple people
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Saifuzzaman, multiple people
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Saiful Alam, multiple people
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Saiful Haq, multiple people
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Saiful Hoque, Bangladeshi diplomat
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Saif Ul Haque (born 1958), Bangladeshi architect
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Saif al-Nasr, multiple people
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Farouk Seif Al Nasr (1922–2009), Egyptian politician
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Magy Seif El-Nasr, American academic
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Mohamed Seif El-Nasr (born 1983), Egyptian volleyball player
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Seifu, (Amharic: ሰይፉ, (he is) the sword), multiple people
Other uses
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Saif, Iran (disambiguation)
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Seif, Wisconsin
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Omar Sa'if Center, a Taliban center on the outskirts of Kabul
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Seifu on EBS, Ethiopian talk show hosted by Seifu Fantahun
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Seifu, New York cocktail
See also
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Saiph or Kappa Orionis, a star in the constellation Orion
