Rene Kostomaj (SLO)
Country: Slovenia,
Category: 14 & under, Boys
Tournaments played in 2025
See detailed tennis results of Rene Kostomaj| Sep 01 | B14 C2 | 1/32 | Intesa Sanpaolo Bank Junior Slovenia Open U14, Koper(SLO) |
| Jun 02 | B14 C3 | 1/32 | Celje Open, Celje(SLO) |
| Jan 06 | B14 C3 | 1/16 | Point open, Belgrade(SRB) |
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