Colin Sinclair (tennis)
| Country (sports) | Northern Mariana Islands (2018–) United States (2013–2017) Australia (–2013) Pacific Oceania (Davis Cup tournaments) | |||||||||||||||||||||||
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| Residence | Brisbane, Australia | |||||||||||||||||||||||
| Born | 19 December 1994 Saipan, Northern Mariana Islands | |||||||||||||||||||||||
| Height | 6 ft 2 in (1.88 m) | |||||||||||||||||||||||
| Plays | Right-handed (two-handed backhand) | |||||||||||||||||||||||
| College | Cornell University | |||||||||||||||||||||||
| Coach | Jeff Race, Ian Malpass, Silviu Tanasoiu | |||||||||||||||||||||||
| Prize money | US$127,379 | |||||||||||||||||||||||
| Singles | ||||||||||||||||||||||||
| Career record | 1-2 | |||||||||||||||||||||||
| Career titles | 0 | |||||||||||||||||||||||
| Highest ranking | No. 340 (18 September 2023) | |||||||||||||||||||||||
| Current ranking | No. 665 (18 November 2024) | |||||||||||||||||||||||
| Doubles | ||||||||||||||||||||||||
| Career record | 1-1 | |||||||||||||||||||||||
| Career titles | 0 | |||||||||||||||||||||||
| Highest ranking | No. 200 (10 April 2023) | |||||||||||||||||||||||
| Current ranking | No. 374 (9 December 2024) | |||||||||||||||||||||||
| Davis Cup | 18–5 | |||||||||||||||||||||||
Medal record
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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.
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. 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.
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.