María Camila Osorio Serrano
María Camila Osorio Serrano is a Colombian tennis player. She is the winner of the girl's singles title at the 2019 US Open.
On the junior tour, Osorio Serrano has a career-high ranking of number one, achieved in September 2019.
She has won three singles titles on the ITF Women's Circuit. On 11 November 2019, she reached her best singles ranking of world No. 184. On 9 September 2019, she peaked at No. 667 in the doubles rankings.
Playing for Colombia in the Fed Cup, Osorio Serrano has a win-loss record of 11–5.
Junior Grand Slam finals
Singles: 1 (1 title)
ITF Circuit finals
Singles: 6 (3 titles, 3 runner–ups)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Win | 1–0 | Nov 2018 | ITF Cúcuta, Colombia | 15,000 | Clay |  Yuliana Lizarazo | 6–3, 7–6 |
| Loss | 1–1 | Nov 2018 | ITF Norman, United States | 25,000 | Hard |  Bianca Andreescu | 1–6, 0–6 |
| Loss | 1–2 | Mar 2019 | ITF Cancún, Mexico | 15,000 | Hard |  Lou Brouleau | 6–3, 4–6, 1–5 ret. |
| Loss | 1–3 | Mar 2019 | ITF Cancún, Mexico | 15,000 | Hard |  Paige Hourigan | 4–6, 3–6 |
| Win | 2–3 | Aug 2019 | ITF Guayaquil, Ecuador | 25,000 | Clay |  Katerina Stewart | 7–5, 7–6 |
| Win | 3–3 | Aug 2019 | ITF Guayaquil, Ecuador | 25,000 | Clay | Katerina Stewart | 7–5, 6–3 |
Doubles: 1 (1 runner–up)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Aug 2019 | ITF Guayaquil, Ecuador | 25,000 | Clay | Yuliana Lizarazo | Katerina Stewart  Gabriela Talabă | 7–6, 6–7, |