Ikumi Yamazaki
Ikumi Yamazaki is a Japanese tennis player.
Born in Chiba city, Yamazaki represented Japan at the World University Games held in China in 2021 and won bronze medals in women's team and doubles.
In February 2025, she won the biggest championship of her career at the ITF W50 tournament held in Ahmedabad, India.
ITF Circuit finals
Singles: 5 (3 titles, 2 runner–ups)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score | |||||||||||||||
| Win | 1–0 | Oct 2022 | ITF Makinohara, Japan | W25 | Grass |  Doubles: 13 (9 titles, 4 runner-up)
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