Kim Sei-young
Kim Sei-young, also known as Sei Young Kim, is a South Korean professional golfer.
Kim plays on the LPGA of Korea Tour and the LPGA Tour. She has won five times on the LPGA of Korea Tour and nine times on the LPGA Tour. Her win at the 2018 Thornberry Creek LPGA Classic set the record for the lowest 72-hole score and the lowest to-par score. Kim is sponsored by Mirae Asset Financial Group as of December 2019.
Professional wins (15)
LPGA Tour wins (10)
LPGA Tour playoff record| No. | Year | Tournament | Opponent | Result |
| 1 | 2015 | Pure Silk-Bahamas LPGA Classic |  Ariya Jutanugarn Sun-Young Yoo | Won with birdie on first extra hole |
| 2 | 2015 | LPGA Lotte Championship | Inbee Park | Won with eagle on first extra hole |
| 3 | 2016 | Meijer LPGA Classic |  Carlota Ciganda | Won with birdie on first extra hole |
| 4 | 2019 | LPGA Mediheal Championship |  Bronte Law Lee Jeong-eun | Won with birdie on first extra hole |
LPGA of Korea Tour wins (5)
Results in LPGA majors
Results not in chronological order before 2019.CUT = missed the half-way cut
T = tied
Summary
- Most consecutive cuts made – 14
- Longest streak of top-10s – 2
Team appearances
- The Queens : 2015
- International Crown : 2016