Nicklas Kulti (born 22 April 1971) is a former professional tennis player from Sweden. He was born in Stockholm.
Kulti was a member of the Swedish teams which won the Davis Cup in both 1997 and 1998 (partnering Björkman to win doubles rubbers in the final on both occasions). He was also on the team which finished runners-up in the Davis Cup in 1996. In the fifth and deciding match against Frenchman Arnaud Boetsch, Kulti was a late replacement for the injured Stefan Edberg. In a 4-hour and 46-minute thriller, Boetsch saved three matchpoints and finally overcame Kulti, 7–6, 2–6, 4–6, 7–6, 10–8.
Kulti's career-high rankings were World No. 32 in singles (in 1993), and World No. 11 in doubles (in 1997). His career prize-money totalled $3,186,946. He retired from the professional tour in 2000. He runs the Good to Great Tennis Academy together with Magnus Norman and Mikael Tillström.
| 1–6, 2–6 |
| 6–2, 6–3 |
| 6–4, 6–3 |
| 4–6, 1–6 |
| {class=wikitable style=font-size:97% !Legend |
| Grand Slam Tournaments (0–0) |
| ATP World Tour Finals (0–0) |
| ATP World Tour Masters Series (0–0) |
| ATP Championship Series (0–0) |
| ATP World Series (3–4) |
| Hard (2–0) |
| Clay (0–2) |
| Grass (1–1) |
| Carpet (0–1) |
| Outdoors (3–3) |
| Indoors (0–1) |
| Loss | 0–1 | Prague, Czech Republic | World Series | Clay | Jordi Arrese | 6–7(3–7), 6–7(6–8) | |
| Win | 1–1 | Adelaide, Australia | World Series | Hard | Michael Stich | 6–3, 1–6, 6–2 | |
| Win | 2–1 | Adelaide, Australia | World Series | Hard | Christian Bergström | 3–6, 7–5, 6–4 | |
| Loss | 2–2 | Copenhagen Open, Denmark | World Series | Carpet | Andrei Olhovskiy | 5–7, 6–3, 2–6 | |
| Loss | 2–3 | Atlanta, United States | World Series | Clay | Karim Alami | 3–6, 4–6 | |
| Win | 3–3 | Halle Open, Germany | World Series | Grass | Yevgeny Kafelnikov | 6–7(5–7), 6–3, 6–4 | |
| Loss | 3–4 | Halle Open, Germany | World Series | Grass | Nicolas Kiefer | 3–6, 2–6 |
| {class=wikitable style=font-size:97% !Legend |
| Grand Slam Tournaments (0–2) |
| ATP World Tour Finals (0–0) |
| ATP Masters Series (2–1) |
| ATP Championship Series (2–2) |
| ATP World Series (9–7) |
| Hard (2–4) |
| Clay (6–6) |
| Grass (1–0) |
| Carpet (4–2) |
| Outdoors (8–10) |
| Indoors (5–2) |
| Win | 1–0 | Copenhagen Open, Denmark | World Series | Carpet | Magnus Larsson | Hendrik Jan Davids Libor Pimek | 6–3, 6–4 | |
| Win | 2–0 | San Marino, San Marino | World Series | Clay | Mikael Tillström | Cristian Brandi Federico Mordegan | 6–2, 6–2 | |
| Win | 3–0 | Monte Carlo, Monaco | Masters Series | Clay | Magnus Larsson | Yevgeny Kafelnikov Daniel Vacek | 3–6, 7–6, 6–4 | |
| Loss | 3–1 | Swedish Open, Sweden | World Series | Clay | Mikael Tillström | Jan Apell Jonas Björkman | 2–6, 3–6 | |
| Loss | 3–2 | Kuala Lumpur, Malaysia | World Series | Carpet | Lars-Anders Wahlgren | Jacco Eltingh Paul Haarhuis | 0–6, 5–7 | |
| Loss | 3–3 | French Open, France | Grand Slam | Clay | Magnus Larsson | Jacco Eltingh Paul Haarhuis | 7–6, 4–6, 1–6 | |
| Win | 4–3 | ECC Antwerp, Nelgium | Championship Series | Carpet | Jonas Björkman | Yevgeny Kafelnikov Menno Oosting | 6–4, 6–4 | |
| Loss | 4–4 | St. Petersburg, Russia | World Series | Carpet | Peter Nyborg | Yevgeny Kafelnikov Andrei Olhovskiy | 3–6, 4–6 | |
| Win | 5–4 | Maharashtra Open, India | World Series | Hard | Jonas Björkman | Byron Black Sandon Stolle | 4–6, 6–4, 6–4 | |
| Loss | 5–5 | Monte Carlo, Monaco | Masters Series | Clay | Jonas Björkman | Ellis Ferreira Jan Siemerink | 6–2, 3–6, 2–6 | |
| Loss | 5–6 | Los Angeles, United States | World Series | Hard | Jonas Björkman | Marius Barnard Piet Norval | 5–7, 2–6 | |
| Loss | 5–7 | New Haven, United States | Championship Series | Hard | Jonas Björkman | Byron Black Grant Connell | 4–6, 4–6 | |
| Win | 6–7 | Atlanta, United States | World Series | Clay | Jonas Björkman | Scott Davis Kelly Jones | 6–2, 7–6 | |
| Win | 7–7 | Swedish Open, Sweden | World Series | Clay | Mikael Tillström | Magnus Larsson Magnus Gustafsson | 6–0, 6–3 | |
| Loss | 7–8 | Indianapolis, United States | Championship Series | Hard | Jonas Björkman | Michael Tebbutt Mikael Tillström | 1–6, 1–6 | |
| Loss | 7–9 | New York, United States | Grand Slam | Hard | Jonas Björkman | Yevgeny Kafelnikov Daniel Vacek | 76–7, 3–6 | |
| Win | 8–9 | St. Petersburg, Russia | World Series | Carpet | Mikael Tillström | Marius Barnard Brent Haygarth | 3–6, 6–3, 7–6 | |
| Loss | 8–10 | ATP Prague, Czech Republic | World Series | Clay | Fredrik Bergh | Wayne Arthurs Andrew Kratzmann | 1–6, 1–6 | |
| Win | 9–10 | Stockholm Open, Sweden | International Series | Hard | Mikael Tillström | Chris Haggard Peter Nyborg | 7–5, 3–6, 7–5 | |
| Loss | 9–11 | Swedish Open, Sweden | World Series | Clay | Mikael Tillström | David Adams Jeff Tarango | 6–7(6–8), 4–6 | |
| Loss | 9–12 | Bournemouth, United Kingdom | World Series | Clay | Michael Kohlmann | David Adams Jeff Tarango | 3–6, 7–6(7–5), 6–7(5–7) | |
| Win | 10–12 | Barcelona, Spain | Championship Series | Clay | Mikael Tillström | Paul Haarhuis Sandon Stolle | 6–2, 6–7(2–7), 7–6(7–5) | |
| Win | 11–12 | Halle Open, Germany | International Series | Grass | Mikael Tillström | Mahesh Bhupathi David Prinosil | 7–6(7–4), 7–6(7–4) | |
| Win | 12–12 | Swedish Open, Sweden | International Series | Clay | Mikael Tillström | Andrea Gaudenzi Diego Nargiso | 4–6, 6–2, 6–3 | |
| Win | 13–12 | Paris Masters, France | Masters Series | Carpet | Max Mirnyi | Paul Haarhuis Daniel Nestor | 6–4, 7–5 |
| {class=wikitable style=font-size:97% !Legend |
| ATP Challenger (0–1) |
| ITF Futures (0–0) |
| Hard (0–0) |
| Clay (0–0) |
| Grass (0–0) |
| Carpet (0–1) |
| Loss | 0–1 | Rennes, France | Challenger | Carpet | Stéphane Simian | 4–6, 6–7 |
| {class=wikitable style=font-size:97% !Legend |
| ATP Challenger (6–1) |
| ITF Futures (0–0) |
| Hard (2–0) |
| Clay (3–1) |
| Grass (0–0) |
| Carpet (1–0) |
| Loss | 0–1 | Pescara, Italy | Challenger | Clay | Magnus Larsson | Fredrik Nilsson David Engel | 2–6, 6–4, 6–7 | |
| Win | 1–1 | Copenhagen, Denmark | Challenger | Carpet | Magnus Larsson | Alex Antonitsch Ronnie Båthman | 6–3, 6–2 | |
| Win | 2–1 | Indian Wells, United States | Challenger | Hard | Mikael Tillström | Jan Apell Mike Bauer | 7–6, 6–4 | |
| Win | 3–1 | Monte Carlo, Monaco | Challenger | Clay | Mikael Tillström | Nicolas Kiefer Michael Stich | 7–5, 7–5 | |
| Win | 4–1 | Ljubljana, Slovenia | Challenger | Clay | Mikael Tillström | Shelby Cannon Stefan Kruger | 6–4, 6–4 | |
| Win | 5–1 | Sparkassen Open, Germany | Challenger | Clay | Mikael Tillström | Bill Behrens Brendan Curry | 7–6, 6–4 | |
| Win | 6–1 | Indian Wells, United States | Challenger | Hard | Michael Tebbutt | Scott Davis Kelly Jones | 6–2, 4–6, 6–3 |
| Grand Slam tournaments | ||||||||||||||||||||||
| Australian Open | 3R | 1R | 1R | 2R | 2R | 3R | 2R | 3R | 2R | Q1 | Q1 | 1R !0 / 10 !10–10 ! | ||||||||||
| French Open | 1R | 3R | 2R | QF | 1R | 2R | Q3 | 1R | 1R | Q1 | A | A !0 / 8 !8–8 ! | ||||||||||
| Wimbledon | Q3 | A | 1R | 2R | 1R | 1R | A | 1R | 2R | Q2 | A | Q2 !0 / 6 !2–6 ! | ||||||||||
| US Open | A | A | 1R | 1R | 2R | 2R | 1R | 1R | Q1 | A | 1R | A !0 / 7 !2–7 ! | ||||||||||
| Year-end Championships | ||||||||||||||||||||||
| Grand Slam Cup | NH | DNQ | 1R | Did not qualify | NH !0 / 1 !0–1 ! | |||||||||||||||||
| ATP Masters Series | ||||||||||||||||||||||
| Indian Wells | A | A | A | A | A | 1R | Q2 | A | 2R | A | A | A !0 / 2 !1–2 ! | ||||||||||
| Miami Masters | 1R | A | A | A | 4R | 2R | Q3 | A | 4R | A | A | A !0 / 4 !6–4 ! | ||||||||||
| Monte Carlo | A | A | 1R | A | 1R | 1R | Q2 | Q3 | 1R | Q2 | A | A !0 / 4 !0–4 ! | ||||||||||
| Hamburg Masters | A | A | 1R | A | A | 1R | A | A | A | A | A | A !0 / 2 !0–2 ! | ||||||||||
| Rome | A | A | 2R | 1R | 2R | 1R | A | A | A | Q1 | A | Q1 !0 / 4 !2–4 ! | ||||||||||
| Canada | A | A | A | A | A | A | A | 1R | A | A | A | A !0 / 1 !0–1 ! | ||||||||||
| Cincinnati | A | A | A | A | A | 1R | A | 1R | Q2 | A | A | A !0 / 2 !0–2 ! | ||||||||||
| Paris Masters | A | A | 3R | 1R | Q1 | Q1 | A | Q3 | Q1 | A | A | A !0 / 2 !2–2 ! | ||||||||||
| Grand Slam tournaments | ||||||||||||||||||||||
| Australian Open | A | A | A | A | A | A | 1R | 1R | 3R | 1R | 3R | 3R | 2R !0 / 7 !7–7 ! | |||||||||
| French Open | A | A | 1R | A | A | 2R | F | QF | 2R | 1R | SF | 3R | QF !0 / 9 !19–9 ! | |||||||||
| Wimbledon | Q1 | A | Q1 | A | A | 2R | A | QF | QF | QF | 1R | SF | A !0 / 6 !14–6 ! | |||||||||
| US Open | A | A | A | A | A | SF | 3R | 1R | F | 3R | 1R | 3R | A !0 / 7 !15–7 ! | |||||||||
| National Representation | ||||||||||||||||||||||
| Olympic Games | Not Held | A | Not Held | 1R | Not Held | 1R | NH !0 / 2 !0–2 ! | |||||||||||||||
| Year-end Championships | ||||||||||||||||||||||
| ATP Finals | Did not qualify | RR | Did not qualify !0 / 1 !1–2 ! | |||||||||||||||||||
| ATP Masters Series | ||||||||||||||||||||||
| Indian Wells | A | A | A | A | A | Q1 | 2R | A | QF | A | A | A | A !0 / 2 !3–2 ! | |||||||||
| Miami Masters | A | A | A | A | A | A | 2R | A | 3R | A | SF | A | 3R !0 / 4 !7–4 ! | |||||||||
| Monte Carlo | A | A | A | A | A | W | 2R | F | SF | 1R | A | QF | A !1 / 6 !13–5 ! | |||||||||
| Hamburg Masters | A | A | A | A | A | QF | A | A | A | A | A | A | A !0 / 1 !2–1 ! | |||||||||
| Rome | A | A | A | A | A | A | A | A | A | 2R | A | 2R | A !0 / 2 !2–2 ! | |||||||||
| Canada | A | A | A | A | A | A | A | SF | A | A | A | A | A !0 / 1 !3–1 ! | |||||||||
| Cincinnati | A | A | A | A | A | 1R | A | QF | A | A | A | A | A !0 / 2 !2–2 ! | |||||||||
| Eurocard Open | A | A | A | A | A | A | A | A | A | 1R | 1R | 1R | A !0 / 3 !0–3 ! | |||||||||
| Paris Masters | A | A | A | A | A | 2R | A | 1R | 2R | QF | A | W | A !1 / 5 !7–4 ! | |||||||||
| Grand Slam tournaments | ||||||||||||||||||||||
| Australian Open | A | QF | A | 1R !0 / 2 !2–2 ! | ||||||||||||||||||
| French Open | A | 2R | 3R | 2R !0 / 3 !3–3 ! | ||||||||||||||||||
| Wimbledon | A | A | 2R | A !0 / 1 !1–1 ! | ||||||||||||||||||
| US Open | 1R | A | QF | A !0 / 2 !2–2 ! | ||||||||||||||||||
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