SB
ATP Singles

Sebastian Bielen USA

USA · 17 years old

Sebastian Bielen is 9–15 in 2026 across 5 tournaments, winning 1 title. Career: 9–15 (37.5%) with 1 titles.

2026 Record
9–15
37.5% win rate
2026 Titles
1
5 events played
Career Record
9–15
1 titles
Career High
—

Sebastian Bielen's 2026 season

TournamentSurfaceResultW–LDates
UTR PTT Philadelphia Men 03hard—0–2Oct 26
UTR PTT Ithaca Men 01indoor_hardWon3–3Sep 28
UTR PTT Clemson Men 02hardF3–3Aug 24
UTR PTT Newport Beach Men 14hardSF1–4Jun 9
UTR PTT Clemson Men 01hardF2–3Apr 21

2026 serve & return

Service points won
54.9%
No. 650 of 684
Return points won
42.6%
Aces per match
2.5
Break points saved
45.8%
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Sebastian Bielen ranks in the 8th percentile on serve. See every split.

Full career history back to their first tour match, surface and opponent splits, rivalries, per-match serve and return numbers, percentile ratings and the custom model.

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Frequently asked questions about Sebastian Bielen

How old is Sebastian Bielen?

Sebastian Bielen is 17 years old, born December 29, 2008.

Where is Sebastian Bielen from?

Sebastian Bielen represents USA.

What is Sebastian Bielen's career record?

Sebastian Bielen has a career singles record of 9–15 (37.5%) with 1 titles from 3 finals.

How is Sebastian Bielen doing in 2026?

Sebastian Bielen is 9–15 in 2026 with 1 title from 5 tournaments.

Who did Sebastian Bielen play last?

Sebastian Bielen lost to James Lorenzetti at UTR PTT Philadelphia Men 03 on October 28, 2026.

Stats updated daily · 2026 season through October 28, 2026