S
Stefan Kozlov
USA · Active 2013–2026
#297
Ranking
#103
Best Rank
267–239
Win–Loss
52.8%
5–5
Last 10
10–10
Last 20
Record by Surface
Hard
197–16854.0%
Clay
52–4653.1%
Grass
18–2541.9%
Career Averages
1st Serve %61.3%
1st Srv Pts Won66.2
2nd Srv Pts Won48.1
BP Saved %57.1%
BP Converted %41.9%
Return Pts Won41.2
Avg Aces2.7
Avg DFs4.0
Serve Rating243.2
Return Rating159.2