ATP Tour
Stefan Kostic
Unranked
ATP World Ranking - 0 pts
Player Archetype
Archetype analysis coming soon for Stefan.
Player Overview
Career
1
Wins
9
Losses
10%
Win %
0
Titles
Win / Loss by Year
Career record broken down by surface
| Year | Summary | Clay | Hard | Grass |
|---|---|---|---|---|
| 2026 | 0/8 | 0/1 | 0/6 | 0/1 |
| 2025 | 0/2 | 0/2 | - | - |
| Career | 0/10 | 0/3 | 0/6 | 0/1 |
Serve & Return
Averages · Last 90 days (6 matches)
Serve
1st Serve In-
1st Serve Pts Won-
2nd Serve Pts Won-
Break Points Saved-
Aces / Match2.0
Double Faults / Match5.0
Avg 1st Serve-
Max Serve Speed-
Return
1st Return Pts Won-
2nd Return Pts Won-
Break Points Converted-
Rally
Winners / Match-
Unforced Errors / Match-
Net Pts Won %-
Total Pts Won %-
Recent Matches
Last 10 results
FormLLWLL
| Date | Tournament | Round | Opponent | Surface | Score | Result |
|---|---|---|---|---|---|---|
| Aug 12, 2026 | M25 Kursumlijska Banja | 1st Round | Aleksandar Tolev | Clay | 16 36 | L |
| Jul 7, 2026 | Futures 2026 | Alessandro Bellifemine | Hard | 16 67 | L | |
| Jul 6, 2026 | Futures 2026 | Mattias Pisanu | Hard | 63 36 102 | W | |
| Jun 29, 2026 | Futures 2026 | Stefan Cizelj Zivkovic | Hard | 26 46 | L | |
| Jun 22, 2026 | Futures 2026 | Thomas Patton | Hard | 36 36 | L | |
| Jun 14, 2026 | Futures 2026 | Gabrielius Guzauskas | Hard | 57 62 1012 | L | |
| Jun 7, 2026 | Futures 2026 | Aleksandar Lavrnja | Hard | 61 67 210 | L | |
| May 31, 2026 | Futures 2026 | Aleksa Pisaric | Hard | 16 16 | L | |
| Mar 18, 2026 | M15 Wodonga | Round of 32 | Benjamin O'Connell | Grass | 46 46 | L |
| Sep 10, 2025 | M15 Kursumlijska Banja | Round of 32 | Juan Bautista Otegui | Clay | 36 16 | L |
Stefan Kostic FAQ
Stefan Kostic is from Australia.
Stefan Kostic has a career win-loss record of 1-9 (10% win rate).
Career surface splits for Stefan Kostic: hard 0-6 (0%), clay 0-3 (0%), and grass 0-1 (0%).
Stefan Kostic has won 1 of the last 10 completed matches (10%). The current run is 2 straight losses.