# Yeonwoo Ku

Source: https://tennis-db.com/wta/players/balldontlie_wta:640143/yeonwoo-ku
Tour: WTA

## Bio
- Country: KOR
- Born: 2003-03-15
- Age: 23
- Turned pro: 2023
- Last active: 2025
- Wikipedia: https://en.wikipedia.org/wiki/Ku_Yeon-woo
- Wikidata: https://www.wikidata.org/wiki/Q114060417

## Career
- Career W-L: 0-2 (0.0%)
- Career titles: 0
- Career-high rank: 172 (reached 2026-06-22)
- Current rank: 187

## Recent seasons
| Season | W-L | Titles | Year-end rank |
| ---: | :--- | ---: | ---: |
| 2025 | 0-1 | 0 | - |
| 2023 | 0-1 | 0 | - |

## Career surface splits
- Hard: 0-2 (0.0%)

## Most-played rivals
- Lois Boisson: 0-1
- Claire Liu: 0-1

## Recent matches (last 10)
- 2026-01-03 L vs Kaitlin Quevedo 6-1 4-6 1-6 @ Auckland
- 2026-01-03 W vs Alina Charaeva 6-3 6-2 @ Auckland
- 2025-09-15 L vs Lois Boisson 2-6 1-6 @ Seoul
- 2024-09-15 L vs Heather Watson 5-7 3-6 @ Seoul
- 2024-09-14 W vs Haruka Kaji 0-6 6-3 6-2 @ Seoul

## FAQ
**How old is Yeonwoo Ku?**
Yeonwoo Ku is 23 years old, born on March 15, 2003.

**Which country is Yeonwoo Ku from?**
Yeonwoo Ku is from South Korea.

**How many Grand Slams has Yeonwoo Ku won?**
Yeonwoo Ku has not won a Grand Slam title.

**How many WTA 1000 titles has Yeonwoo Ku won?**
Yeonwoo Ku has not won a WTA 1000 title.

**What is Yeonwoo Ku's highest WTA ranking?**
Yeonwoo Ku's career-high WTA singles ranking is world No. 172, first achieved on June 22, 2026.

**What is Yeonwoo Ku's career win-loss record?**
Yeonwoo Ku has a career WTA singles record of 0 wins and 2 losses (0.0%).

**How much career prize money has Yeonwoo Ku earned?**
Yeonwoo Ku has earned at least $226,864 in career prize money from professional tennis.

**When did Yeonwoo Ku play professional tennis?**
Yeonwoo Ku turned professional in 2023 and was active through 2025.

**Who is Yeonwoo Ku's biggest rival?**
Yeonwoo Ku's most frequent opponent is Lois Boisson, with a head-to-head record of 0–1 across 1 meeting.

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Canonical URL: https://tennis-db.com/wta/players/balldontlie_wta:640143/yeonwoo-ku
Data source: TennisDB (tennis-db.com)