Conny Perrin (born 25 December 1990) is a Swiss tennis player. On 22 October 2018, she reached her career-high singles ranking of world No. 134, and on 7 October 2024, she peaked at No. 99 in the WTA rankings doubles rankings.
Perrin owns one doubles title on the WTA Challenger Tour - the 2023 Copa LP Chile. She has also won 13 singles and 28 doubles titles on the ITF Women's Circuit.
| Grand Slam tournaments | |||||||
| Australian Open | Q1 | Q1 | Q2 | Q1 | A | Q1 | 0–0 |
| French Open | Q1 | Q1 | Q3 | A | A | Q2 | 0–0 |
| Wimbledon | Q1 | Q3 | Q1 | NH | A | Q2 | 0–0 |
| US Open | Q1 | Q2 | Q1 | A | A | 0–0 | |
| Win–loss | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 |
| WTA 1000 | |||||||
| Indian Wells Open | A | A | Q1 | NH | A | A | 0–0 |
| Australian Open | A | A | A | 0–0 | |
| French Open | A | A | A | 0–0 | |
| Wimbledon | 1R | Q1 | A | 0–1 | |
| US Open | A | A | 0–0 | ||
| Win–loss | 0–1 | 0–0 | 0–0 | 0–1 |
| {class="wikitable" style=font-size:90% !Legend |
| Grand Slam |
| WTA 1000 |
| WTA 500 |
| WTA 250 (0–1) |
| Hard (0–0) |
| Clay (0–1) |
| Grass (0–0) |
| Outdoor (0–1) |
| Indoor (0–0) |
| Loss | Rio Open, Brazil | International | Clay | Tara Moore | Verónica Cepede Royg María Irigoyen | 1–6, 6–7(5) |
| Win | 1–0 | Copa Santiago, Chile | Clay | Julia Lohoff | Lucciana Pérez Alarcón Daniela Seguel | 7–6(4), 6–2 | |
| Loss | 1–1 | Brasil Tennis Cup, Brazil | Clay | Julia Lohoff | Sara Errani Léolia Jeanjean | 5–7, 6–3, 7–10 |
| {class=wikitable style="font-size:85%" !Legend |
| W100 tournaments (0–1) |
| W25 tournaments (3–10) |
| W10/15 tournaments (10–4) |
| Hard (5–7) |
| Clay (8–7) |
| Grass (0–1) |
| Win | 1–0 | Aug 2008 | ITF Bucharest, Romania | W10 | Clay | Diana Buzean | 6–3, 6–2 |
| Win | 2–0 | Dec 2008 | ITF Vinaròs, Spain | W10 | Clay | Elitsa Kostova | 6–4, 6–2 |
| Loss | 2–1 | Apr 2010 | ITF Šibenik, Croatia | W10 | Clay | Mădălina Gojnea | 2–6, 1–6 |
| Win | 3–1 | Aug 2010 | ITF Osijek, Croatia | W10 | Clay | Réka Luca Jani | 7–6(10), 4–6, 6–1 |
| Win | 4–1 | Nov 2010 | ITF Barueri, Brazil | W10 | Hard | Alexandra Cadanțu | 5–0 ret. |
| Loss | 4–2 | Feb 2011 | ITF Mallorca, Spain | W10 | Clay | Lara Arruabarrena | 1–6, 2–6 |
| Win | 5–2 | Apr 2012 | ITF Algiers, Algeria | W10 | Clay | Yvonne Neuwirth | 6–3, 6–0 |
| Loss | 5–3 | Oct 2012 | Lagos Open, Nigeria | W25 | Hard | Cristina Dinu | 3–6, 3–6 |
| Loss | 5–4 | Dec 2013 | ITF Antalya, Turkey | W10 | Clay | Patricia Maria Țig | 2–6, 5–7 |
| Win | 6–4 | Apr 2014 | ITF Dakar, Senegal | W15 | Hard | Chanel Simmonds | 6–0, 7–5 |
| Win | 7–4 | May 2014 | ITF Båstad, Sweden | W10 | Clay | Maria Sakkari | 7–5, 6–1 |
| Loss | 7–5 | Aug 2014 | ITF Braunschweig, Germany | W15 | Clay | Antonia Lottner | 3–6, 3–6 |
| Win | 8–5 | Aug 2014 | ITF Bagnatica, Italy | W15 | Clay | Anastasia Grymalska | 6–3, 7–5 |
| Win | 9–5 | Sep 2014 | ITF Algiers, Algeria | W15 | Clay | Sherazad Reix | 6–1, 6–1 |
| Win | 10–5 | Dec 2015 | Lagos Open, Nigeria | W25 | Hard | Tadeja Majerič | 3–6, 6–4, 7–6(6) |
| Loss | 10–6 | Oct 2016 | Lagos Open, Nigeria | W25 | Hard | Tadeja Majerič | 6–3, 1–6, 1–6 |
| Win | 11–6 | Oct 2016 | Lagos Open, Nigeria | W25 | Hard | Tadeja Majerič | 6–3, 6–3 |
| Loss | 11–7 | Jul 2017 | ITF Horb, Germany | W25 | Clay | Patty Schnyder | 3–6, 1–6 |
| Loss | 11–8 | Oct 2017 | Lagos Open, Nigeria | W25 | Hard | Deniz Khazaniuk | 6–4, 1–6, 3–6 |
| Win | 12–8 | Oct 2017 | Lagos Open, Nigeria | W25 | Hard | Deniz Khazaniuk | 7–6(11), 6–3 |
| Loss | 12–9 | Feb 2018 | GB Pro-Series Loughborough, United Kingdom | W25 | Hard (i) | Tereza Smitková | 3–6, 2–6 |
| Loss | 12–10 | Jun 2018 | Surbiton Trophy, UK | W100 | Grass | Alison Riske | 2–6, 4–6 |
| Loss | 12–11 | Oct 2018 | Lagos Open, Nigeria | W25 | Hard | Pranjala Yadlapalli | 6–2, 5–7, 0–6 |
| Loss | 12–12 | Oct 2018 | Lagos Open, Nigeria | W25 | Hard | Pranjala Yadlapalli | 1–6, 6–7(2) |
| Loss | 12–13 | Oct 2019 | ITF Cúcuta, Colombia | W25 | Clay | Allie Kiick | 2–6, 2–6 |
| Win | 13–13 | Dec 2020 | ITF Madrid, Spain | W15 | Clay | Jéssica Bouzas Maneiro | 6–4, 7–6(8) |
| Loss | 13–14 | Jun 2021 | ITF Santo Domingo, Dominican Republic | W25 | Hard | María Carlé | 4–6, 0–6 |
| Loss | 13–15 | Aug 2023 | Verbier Open, Switzerland | W25 | Clay | Diāna Marcinkēviča | 3–6, 4–6 |
| {class=wikitable style="font-size:85%" !Legend |
| W80 tournaments (1–0) |
| W60/75 tournaments (4–12) |
| W40 tournaments (0–1) |
| W25 tournaments (16–18) |
| W10/15 tournaments (7–9) |
| Hard (11–17) |
| Clay (16–21) |
| Carpet (1–2) |
| Win | 1–0 | Oct 2007 | ITF Porto, Portugal | W10 | Clay | Nicole Riner | Claire de Gubernatis Anna Savitskaya | 5–7, 6–3, 10–3 |
| Loss | 1–1 | Sep 2008 | ITF Innsbruck, Austria | W10 | Clay | Nicole Riner | Irina Buryachok Oksana Kalashnikova | 6–3, 3–6, 7–10 |
| Loss | 1–2 | Nov 2008 | ITF La Vall d'Uixó, Spain | W10 | Clay | Stefania Boffa | Lucía Sainz Ashley Weinhold | 2–6, 3–6 |
| Win | 2–2 | Oct 2009 | ITF Dubrovnik, Croatia | W10 | Clay | Réka Luca Jani | Matea Čutura Dorotea Kraljević | 6–2, 6–3 |
| Loss | 2–3 | Feb 2011 | ITF Mallorca, Spain | W10 | Clay | Réka Luca Jani | Daniëlle Harmsen Scarlett Werner | 4–6, 3–6 |
| Loss | 2–4 | Apr 2011 | ITF Pomezia, Italy | W10 | Clay | Marina Shamayko | Diana Enache Karin Knapp | 6–7(3), 2–6 |
| Win | 3–4 | Sep 2011 | ITF Mont-de-Marsan, France | W25 | Clay | Karolina Nowak | Céline Cattaneo Natalia Orlova | 2–6, 6–2, 10–7 |
| Loss | 3–5 | Apr 2012 | Chiasso Open, Switzerland | W25 | Clay | Maša Zec Peškirič | Daria Gavrilova Irina Khromacheva | 0–6, 6–7(1) |
| Win | 4–5 | Jul 2012 | ITF Les Contamines, France | W25 | Hard | Maša Zec Peškirič | Timea Bacsinszky Estelle Guisard | 2–6, 6–4, 10–5 |
| Win | 5–5 | Oct 2012 | Lagos Open, Nigeria | W25 | Hard | Chanel Simmonds | Nina Bratchikova Margarita Lazareva | 6–1, 6–1 |
| Win | 6–5 | Oct 2012 | Lagos Open, Nigeria | W25 | Hard | Chanel Simmonds | Lu Jiajing Lu Jiaxiang | 6–2, 3–6, 10–7 |
| Win | 7–5 | Nov 2012 | ITF Benicarló, Spain | W25 | Clay | Maša Zec Peškirič | Andrea Gámiz Beatriz García Vidagany | 6–4, 6–3 |
| Win | 8–5 | Dec 2012 | ITF Pune, India | W25 | Hard | Tadeja Majerič | Lu Jiajing Lu Jiaxiang | 3–6, 7–5, 10–6 |
| Loss | 8–6 | Oct 2013 | Lagos Open, Nigeria | W25 | Hard | Chanel Simmonds | Fatma Al-Nabhani Gioia Barbieri | 6–1, 4–6, 8–10 |
| Win | 9–6 | Dec 2013 | ITF Antalya, Turkey | W10 | Clay | Irina Bara | Gabriela Lee Patricia Maria Țig | 6–3, 6–1 |
| Loss | 9–7 | Apr 2014 | ITF Dakar, Senegal | W15 | Hard | Ekaterina Yashina | Chanel Simmonds Emily Webley-Smith | 4–6, 5–7 |
| Loss | 9–8 | May 2014 | ITF Båstad, Sweden | W10 | Clay | Dea Herdželaš | Kim Grajdek Maria Sakkari | 5–7, 4–6 |
| Win | 10–8 | Aug 2014 | ITF Leipzig, Germany | W15 | Clay | Olga Doroshina | Diana Bogoliy Polina Leykina | 7–5, 6–4 |
| Win | 11–8 | Aug 2014 | ITF Braunschweig, Germany | W15 | Clay | Chanel Simmonds | Polina Leykina Isabella Shinikova | 6–3, 6–0 |
| Win | 12–8 | Aug 2014 | ITF Bagnatica, Italy | W15 | Clay | Anastasia Grymalska | Manon Arcangioli Zuzana Zlochová | 7–5, 3–6, 10–8 |
| Win | 13–8 | Sep 2014 | ITF Algiers, Algeria | W15 | Clay | Pia König | Natalija Kostić Margarita Lazareva | 6–3, 6–1 |
| Loss | 13–9 | Feb 2015 | GB Pro-Series Glasgow, UK | W25 | Hard (i) | Tara Moore | Corinna Dentoni Claudia Giovine | 6–0, 1–6, 7–10 |
| Loss | 13–10 | Apr 2015 | ITF Dakar, Senegal | W15 | Hard | Ekaterina Yashina | Aminat Kushkhova Margarita Lazareva | 3–6, 2–6 |
| Loss | 13–11 | Jun 2015 | ITF Ystad, Sweden | W25 | Clay | Chanel Simmonds | Xenia Knoll Cornelia Lister | 5–7, 6–7(5) |
| Loss | 13–12 | Jun 2015 | ITF Zeeland, Netherlands | W15 | Clay | Alyona Sotnikova | Lesley Kerkhove Quirine Lemoine | 2–6, 6–3, 3–10 |
| Loss | 13–13 | Jul 2015 | ITF Rome, Italy | W25 | Clay | Tara Moore | Claudia Giovine Despina Papamichail | 4–6, 6–7(2) |
| Loss | 13–14 | Aug 2015 | ITF Leipzig, Germany | W15 | Clay | Pia König | Priscilla Hon Jil Teichmann | 1–6, 4–6 |
| Win | 14–14 | Sep 2015 | ITF Monterrey, Mexico | W25 | Hard | Tadeja Majerič | Alexa Guarachi Hsu Chieh-yu | 7–5, 6–3 |
| Loss | 14–15 | Dec 2015 | Lagos Open, Nigeria | W25 | Hard | Tadeja Majerič | Julia Terziyska Prarthana Thombare | 6–4, 3–6, 8–10 |
| Loss | 14–16 | Feb 2016 | ITF São Paulo, Brazil | W25 | Clay | Tara Moore | Catalina Pella Daniela Seguel | 3–6, 1–6 |
| Win | 15–16 | Jun 2016 | ITF Périgueux, France | W25 | Clay | Chantal Škamlová | Julieta Estable Guadalupe Pérez Rojas | 6–3, 3–6, 10–7 |
| Loss | 15–17 | Aug 2016 | ITF Bagnatica, Italy | W25 | Clay | Yana Sizikova | Alice Matteucci Camilla Rosatello | 4–6, 7–5, 5–10 |
| Win | 16–17 | Sep 2016 | ITF Hódmezővásárhely, Hungary | W25 | Clay | Chantal Škamlová | Irina Bara Elena Bogdan | 6–4, 6–2 |
| Loss | 16–18 | Feb 2017 | AK Ladies Open, Germany | W25 | Carpet (i) | Tara Moore | Alexandra Cadanțu Cornelia Lister | 2–6, 6–3, 9–11 |
| Loss | 16–19 | Mar 2017 | ITF Santa Margherita di Pula, Italy | W25 | Clay | Tara Moore | Olesya Pervushina Dayana Yastremska | 4–6, 4–6 |
| Loss | 16–20 | Jun 2017 | Grado Tennis Cup, Italy | W25 | Clay | Tereza Mrdeža | Julia Glushko Priscilla Hon | 5–7, 2–6 |
| Win | 17–20 | Sep 2017 | Albuquerque Championships, US | W80 | Hard | Tara Moore | Viktorija Golubic Amra Sadiković | 6–3, 6–3 |
| Loss | 17–21 | Oct 2017 | Lagos Open, Nigeria | W25 | Hard | Valeriya Strakhova | Ayla Aksu Ana Veselinović | 4–6, 2–6 |
| Win | 18–21 | Oct 2017 | Lagos Open, Nigeria | W25 | Hard | Valeriya Strakhova | Tadeja Majerič Tiffany William | 6–1, 6–2 |
| Loss | 18–22 | Feb 2018 | GB Pro-Series Loughborough, UK | W25 | Hard (i) | Tara Moore | Michaëlla Krajicek Bibiane Schoofs | 7–6(5), 1–6, 6–10 |
| Win | 19–22 | Mar 2018 | ITF São Paulo, Brazil | W25 | Clay | Tara Moore | Hsu Chieh-yu Marcela Zacarías | 6–4, 3–6, 13–11 |
| Win | 20–22 | May 2018 | ITF Rome, Italy | W25 | Clay | Chanel Simmonds | Chen Pei-hsuan Wu Fang-hsien | 6–7(0), 6–2, 10–7 |
| Loss | 20–23 | Oct 2018 | ITF Florence, US | W25 | Hard | Tara Moore | Anna Danilina Ulrikke Eikeri | 6–7(7), 6–2, 8–10 |
| Win | 21–23 | Oct 2018 | Challenger de Saguenay, Canada | W60 | Hard (i) | Tara Moore | Sharon Fichman Maria Sanchez | 6–0, 5–7, 10–7 |
| Loss | 21–24 | Sep 2019 | Montreux Ladies Open, Switzerland | W60 | Clay | Ylena In-Albon | Xenia Knoll Mandy Minella | 3–6, 4–6 |
| Loss | 21–25 | Nov 2019 | Centenario Open, Paraguay | W60 | Clay | Anna Danilina | Andrea Gámiz Georgina García Pérez | 4–6, 6–3, 3–10 |
| Loss | 21–26 | Nov 2019 | Copa Santiago, Chile | W60 | Clay | Anna Danilina | Hayley Carter Luisa Stefani | 7–5, 3–6, 6–10 |
| Loss | 21–27 | Mar 2020 | Las Vegas Open, US | W25 | Hard | Jovana Jović | Lorraine Guillermo Maegan Manasse | 6–0, 2–6, 4–10 |
| Loss | 21–28 | Feb 2021 | ITF Orlando, US | W25 | Hard | Camila Osorio | Emina Bektas Tara Moore | 5–7, 6–2, 5–10 |
| Loss | 21–29 | Feb 2021 | ITF Boca Raton, US | W25 | Hard | Camila Osorio | Usue Maitane Arconada Caroline Dolehide | 3–6, 4–6 |
| Loss | 21–30 | Apr 2021 | Oeiras Ladies Open, Portugal | W60 | Clay | Marina Melnikova | Lidziya Marozava Andreea Mitu | 6–3, 4–6, 3–10 |
| Win | 22–30 | May 2021 | ITF Salinas, Ecuador | W25 | Hard | Rasheeda McAdoo | Victoria Rodriguez Ana Sofia Sanchez | 6–4, 7–6(5) |
| Loss | 22–31 | Aug 2021 | ITF Vigo, Spain | W25 | Hard | Laura Pigossi | Alicia Barnett Olivia Gadecki | 3–6, 2–6 |
| Loss | 22–32 | Sep 2021 | Montreux Ladies Open, Switzerland | W60 | Clay | Eden Silva | Estelle Cascino Camilla Rosatello | 6–7(4), 4–6 |
| Win | 23–32 | Mar 2022 | Open Medellín, Colombia | W25 | Clay | Daniela Seguel | María Carlé Laura Pigossi | 6–2, 5–7, 10–8 |
| Loss | 23–33 | May 2022 | Koper Open, Slovenia | W60 | Clay | Joanne Züger | Xenia Knoll Samantha Murray Sharan | 3–6, 2–6 |
| Loss | 23–34 | Oct 2022 | Trnava Indoor, Slovakia | W60 | Hard (i) | Diāna Marcinkēviča | Mariam Bolkvadze Maia Lumsden | 2–6, 3–6 |
| Win | 24–34 | Nov 2022 | ITF Saint-Étienne, France | W25 | Hard (i) | Eden Silva | Ekaterina Kazionova Ekaterina Makarova | 6–4, 4–6, 10–6 |
| Loss | 24–35 | Jan 2023 | Open Andrézieux-Bouthéon, France | W60 | Hard (i) | Iryna Shymanovich | Oksana Selekhmeteva Sofya Lansere | 3–6, 0–6 |
| Win | 25–35 | Apr 2023 | Bellinzona Ladies Open, Switzerland | W60 | Clay | Anna Sisková | Freya Christie Ali Collins | 3–6, 7–6(9), 10–5 |
| Win | 26–35 | May 2023 | ITF Tossa de Mar, Spain | W25H | Carpet | Georgina García Pérez | Martha Matoula Arina Vasilescu | 4–6, 6–3, 10–7 |
| Loss | 26–36 | Jun 2023 | ITF Montemor-o-Novo, Portugal | W40 | Hard | Naima Karamoko | Eudice Chong Arianne Hartono | 2–6, 0–6 |
| Loss | 26–37 | Jun 2023 | Open de Biarritz, France | W60 | Clay | Anna Sisková | Weronika Falkowska Katarzyna Kawa | 6–7(2), 5–7 |
| Win | 27–37 | Sep 2023 | TCCB Open, Switzerland | W60 | Clay | Anna Sisková | Estelle Cascino Diāna Marcinkēviča | 7–6(4), 6–1 |
| Loss | 27–38 | Feb 2024 | AK Ladies Open, Germany | W75 | Carpet (i) | Julia Lohoff | Maja Chwalińska Jesika Malečková | 4–6, 5–7 |
| Win | 28–38 | Apr 2024 | Bellinzona Ladies Open, Switzerland | W75 | Clay | Jesika Malečková | Carmen Corley Ivana Corley | 6–7(4), 7–6(7), 10–7 |
| Loss | 28–39 | Oct 2024 | Internationaux de Poitiers, France | W75 | Hard (i) | Martyna Kubka | Anna-Lena Friedsam Céline Naef | 4–6, 1–6 |
| Loss | 28–40 | Jan 2025 | Open Andrézieux-Bouthéon, France | W75 | Hard (i) | Lian Tran | Ayla Aksu Yuliya Hatouka | 7–5, 4–6, 12–14 |
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