María Portillo Ramírez
María José Portillo Ramírez is a Mexican tennis player.
She has career-high WTA rankings of 377 in singles and 229 in doubles. Portillo Ramírez has won two singles titles and 18 doubles titles at tournaments of the ITF [Women's Circuit].
Playing for the Mexico [Fed Cup team], she has a win/loss record of 3–1.
ITF Circuit finals
Singles: 7 (2 titles, 5 runner-ups)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score | |||||||||||||||
| Win | 1–0 | May 2018 | ITF Tacarigua, Trinidad and Tobago | W15 | Hard |  Doubles: 27 (19 titles, 8 runner-ups)
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