Nadiia Kolb
Nadiia Leonidivna Kolb is a Ukrainian tennis player.
She has a career-high WTA singles ranking of No. 584, achieved on 12 August 2024. Her best doubles ranking of world No. 173, she achieved on 9 September 2024.
Nadiia was born in the city of Yevpatoriya. Her younger sister Maryna, who is also a professional tennis player, is her regular doubles partner.
Nadiia made her WTA Tour main-draw debut at the 2024 Hong Kong Tennis Open, partnering with younger sister Maryna Kolb in doubles. They defeated Japanese duo Aoi Ito and Kyōka Okamura in the first round. In the quarter-finals, they were defeated by Norwegian Ulrikke Eikeri and Japanese Makoto Ninomiya.
ITF Circuit finals
Singles: 2 (0 titles, 2 runner-ups)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score | |||||||||||||||
| Loss | 0–1 | Oct 2022 | ITF Baza, Spain | W15 | Hard |  Doubles: 36 (10 titles, 26 runner-up)
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