H2H data updated: 2026-07-19 01:16 UTC
Stefan Kozlov vs Sebastian Sec
Compare the head-to-head record, career totals, season-by-season performance, and match log for Stefan Kozlov vs Sebastian Sec.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
United States
Age 28
Right-Handed
183 cm / 6'0"
H2H
0
–
0
0 main draw meetings
USA
Right-Handed
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| No head-to-head meetings found. | ||||||||
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Stefan Kozlov | #296 | #103 | 558 | 1,673 | 9 | 26 | 25.7% | 0 | 0 | 0 | 0 | 0 | 0 |
| Sebastian Sec | #1,755 | #1,283 | 4 | 1,500 | 0 | 0 | — | 0 | 0 | 0 | 0 | 0 | 0 |
Career Progression by Age
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Stefan Kozlov | Sebastian Sec | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 2013 | 0–1 | 0.0% | #1083 | 1,489 | 0 | 0 | — | — | — | — | — | — | — |
| 2014 | 0–1 | 0.0% | #467 | 1,453 | 0 | 0 | — | — | — | — | — | — | — |
| 2015 | 0–2 | 0.0% | #351 | 1,420 | 0 | 0 | — | — | — | — | — | — | — |
| 2016 | 3–2 | 60.0% | #116 | 1,481 | 0 | 0 | — | — | — | — | — | — | — |
| 2017 | 2–9 | 18.2% | #167 | 1,549 | 0 | 0 | — | — | — | — | — | — | — |
| 2018 | 0–1 | 0.0% | #316 | 1,528 | 0 | 0 | — | — | — | — | — | — | — |
| 2020 | 0–1 | 0.0% | #371 | 1,514 | 0 | 0 | — | — | — | — | — | — | — |
| 2021 | 0–1 | 0.0% | #159 | 1,550 | 0 | 0 | — | — | — | — | — | — | — |
| 2022 | 4–8 | 33.3% | #198 | 1,529 | 0 | 0 | — | — | — | — | — | — | — |