Colin Sinclair| Country (sports) |  Northern Mariana Islands (2018–)
 United States (2013–2017)
.svg.png) Australia (–2013)
 Pacific Oceania (Davis Cup tournaments) |
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| Residence | Brisbane, Australia |
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| Born | (1994-12-19) 19 December 1994
Saipan, Northern Mariana Islands |
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| Height | 6 ft 2 in (1.88 m) |
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| Plays | Right-handed (two-handed backhand) |
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| College | Cornell University |
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| Coach | Jeff Race, Ian Malpass, Silviu Tanasoiu |
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| Prize money | US$127,379 |
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| Career record | 1-2 |
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| Career titles | 0 |
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| Highest ranking | No. 340 (18 September 2023) |
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| Current ranking | No. 665 (18 November 2024) |
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| Career record | 1-1 |
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| Career titles | 0 |
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| Highest ranking | No. 200 (10 April 2023) |
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| Current ranking | No. 374 (9 December 2024) |
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| Davis Cup | 18–5 |
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| Last updated on: 3 January 2025. |
Colin Sinclair (born December 19, 1994) is an American tennis player representing the Northern Mariana Islands.[1][2]
He achieved a career best singles ranking of world No. 340 on 18 September 2023, and a career high doubles ranking of world No. 200 on 10 April 2023.[1] He has won four doubles titles on the ATP Challenger Tour and eight doubles titles on the ITF Tour. Additionally, he has won three singles ITF titles.[3]
He represents the Northern Mariana Islands in Davis Cup as part of the Pacific Oceania team since 2017 and has a career record of 18–5 (13–3 in singles, 5–2 in doubles) in the competition.[4]
ATP Challenger and ITF Tour finals
Singles: 12 (3–9)
| Legend | | ATP Challenger Tour (0–0) | | ITF Futures/World Tennis Tour (3–9) | | | Finals by surface | | Hard (2–7) | | Clay (1–2) | |
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | Aug 2018 | Belgium F9, Huy | Futures | Clay |  Jan Choinski | 6–3, 6–7(0–7), 3–6 |
| Loss | 0–2 | Sep 2018 | Belgium F10, Damme | Futures | Clay | .svg.png) Michael Geerts | 3–6, 3–6 |
| Loss | 0–3 | Sep 2018 | Tunisia F31, Monastir | Futures | Hard |  Gabriel Petit | 6–7(5–7), 6–7(4–7) |
| Loss | 0–4 | Oct 2018 | Australia F7, Brisbane | Futures | Hard |  Evan Hoyt | 4–6, 6–7(5–7) |
| Loss | 0–5 | Oct 2018 | Australia F8, Toowoomba | Futures | Hard | Maverick Banes | 4–6, 2–6 |
| Win | 1–5 | Feb 2019 | M15 Claremont, United States | World Tennis Tour | Hard | Lucas Poullain | 6–3, 7–6(7–3) |
| Loss | 1–6 | Nov 2019 | M15 Cancún, Mexico | World Tennis Tour | Hard |  João Lucas Reis da Silva | 2–6, 4–6 |
| Win | 2–6 | Nov 2021 | M15 Guatemala City, Guatemala | World Tennis Tour | Hard |  Marco Brugnerotto | 6–1, 5–7, 6–4 |
| Loss | 2–7 | May 2022 | M15 Cairo, Egypt | World Tennis Tour | Clay | Li Tu | 4–6, 6–3, 3–6 |
| Loss | 2–8 | Oct 2022 | M25 Cairns, Australia | World Tennis Tour | Hard | Alex Bolt | 3–6, 2–6 |
| Win | 3–8 | Jun 2023 | M15 Rancho Santa Fe, USA | World Tennis Tour | Hard | Jaimee Floyd Angele | 6–3, 6–2 |
| Loss | 3–9 | Sep 2024 | M15 Hong Kong, Hong Kong | World Tennis Tour | Hard |  Chris Rodesch | 4–6, 6–7(3–7) |
Doubles: 19 (12–7)
| Legend | | ATP Challenger Tour (4–0) | | ITF Tour (8–7) | | | Finals by surface | | Hard (7–3) | | Clay (5–4) | | Grass (0–0) | |
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Win | 1–0 | Aug 2017 | Belgium F8, Eupen | Futures | Clay | Charles Broom | Tom Schonenberg
 Colin Van Beem | 4–6, 6–1, [10–5] |
| Loss | 1–1 | Aug 2018 | Belgium F9, Huy | Futures | Clay | Luke Jacob Gamble | Dan Added
Romain Barbosa | 4–6, 5–7 |
| Loss | 1–2 | Mar 2021 | M15 Monastir, Tunisia | World Tennis Tour | Hard |  Vladislav Melnic | Samuele Pieri
Daniele Capecchi | 7–6(8–6), 4–6, [4–10] |
| Win | 2–2 | Mar 2021 | M15 Monastir, Tunisia | World Tennis Tour | Hard | Vladislav Melnic |  Kazuma Kawachi
Evan Zhu | 6–3, 4–6, [10–6] |
| Loss | 2–3 | Sep 2021 | M25 Říčany, Czech Republic | World Tennis Tour | Clay |  Alexander Donski | Toby Alex Kodat
 Adam Pavlásek | 3–6, 5–7 |
| Loss | 2–4 | Sep 2021 | M25 Eupen, Belgium | World Tennis Tour | Clay | Benjamin Dhoe | Niklas Schell
Kai Wehnelt | 6–7(3–7), 3–6 |
| Loss | 2–5 | Oct 2021 | M15 Tallahassee, United States | World Tennis Tour | Hard | Thomas Fancutt | .svg.png) Liam Draxl
John McNally | 2–6, 3–6 |
| Loss | 2–6 | Feb 2022 | M15 Oberhaching, Germany | World Tennis Tour | Hard |  Edan Leshem | Petr Nouza
Giovanni Oradini | 6–3, 3–6, [11–13] |
| Loss | 2–7 | Apr 2022 | M15 Cairo, Egypt | World Tennis Tour | Clay |  Francis Casey Alcantara |  Lorenzo Joaquin Rodriguez
 Ilya Rudiukov | 5–7, 4–6 |
| Win | 3–7 | May 2022 | M25 Cairo, Egypt | World Tennis Tour | Clay | Francis Casey Alcantara | Denis Klok
Ilya Rudiukov | 6–3, 6–3 |
| Win | 4–7 | May 2022 | M15 Cairo, Egypt | World Tennis Tour | Clay | Tristan Schoolkate |  David Pichler
 Volodymyr Uzhylovskyi | 6–1, 7–5 |
| Win | 5–7 | Sep 2022 | M25 Darwin, Australia | World Tennis Tour | Hard | Kyle Seelig | Tai Sach
Zaharije-Zak Talic | 6–4, 6–4 |
| Win | 6–7 | Oct 2022 | M25 Cairns, Australia | World Tennis Tour | Hard | Kyle Seelig | James McCabe
Adam Walton | 6–4, 6–2 |
| Win | 7–7 | Jan 2023 | Nouméa, New Caledonia | Challenger | Hard |  Rubin Statham | Toshihide Matsui
Kaito Uesugi | 6–4, 6–3 |
| Win | 9–7 | Mar 2023 | M25 Canberra, Australia | World Tennis Tour | Clay | Zaharije-Zak Talic | Blake Bayldon
Jordan Smith | 7–5, 6–3 |
| Win | 9–7 | Apr 2023 | San Luis Potosí, Mexico | Challenger | Clay | Adam Walton |  Benjamin Lock
Rubin Statham | 5–7, 6–3, [10–5] |
| Win | 10–7 | Jan 2024 | Nouméa, New Caledonia | Challenger | Hard | Rubin Statham | Toshihide Matsui
Calum Puttergill | 7–5, 6–2 |
| Win | 11–7 | Nov 2024 | M25 Brisbane, Australia | World Tennis Tour | Hard | Brandon Walkin | Joshua Charlton
Emile Hudd | 7–6(7–3), 6–3 |
| Win | 12–7 | Jan 2025 | Nouméa, New Caledonia | Challenger | Hard | Blake Bayldon | Ryuki Matsuda
Ryotaro Taguchi | 6–3, 7–5 |
References
External links
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