| Antonio Cayetano March | |
| Birth Date: | 2000 7, df=yes |
| Careerprizemoney: | $35,586 |
| Singlesrecord: | 1–1 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Singlestitles: | 0 |
| Highestsinglesranking: | No. 655 (14 September 2020) |
| Currentsinglesranking: | No. 769 (31 October 2022) |
| Doublesrecord: | 0–0 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Doublestitles: | 0 |
| Highestdoublesranking: | No. 510 (25 April 2022) |
| Currentdoublesranking: | No. 761 (31 October 2022) |
| Updated: | 31 October 2022 |
Antonio Cayetano March (born 3 July 2000), often referred to simply as Cayetano March, is an Ecuadorian tennis player.
March has a career high ATP singles ranking of 655 achieved on 14 September 2020. He also has a career high ATP doubles ranking of 510 achieved on 25 April 2022.[1]
March has 1 ITF singles title.[2]
March represents Ecuador at the Davis Cup, where he has a W/L record of 1–0.[3]
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| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score | |
|---|---|---|---|---|---|---|---|---|---|
| Loss | 0–1 | M15 Santa Marta, Colombia | World Tennis Tour | Hard |  Alejandro Hoyos Franco | Nicolás Barrientos Alejandro Gómez | 3–4, 4–6 | ||
| Loss | 0–2 | M15 Santo Domingo, Dominican Republic | World Tennis Tour | Hard | Gonzalo Lama |  Nick Hardt Shintaro Mochizuki | 3–6, 3–6 | ||
| Loss | 0–3 | Salinas, Ecuador | Challenger | Hard |  Thiago Agustín Tirante | Nicolás Barrientos Sergio Galdós | w/o |