Oeiras 4 Challenger
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The Oeiras 4 Challenger is a Challenger 100 tournament played on clay in Portugal, starting May 11, 2026. Laslo Djere won the 2026 title, beating Emilio Nava 6-3, 6-4 in the final. Elmer Moller won the previous edition. 31 singles matches recorded, with the full draw, match analysis, situational signals and recaps below.
ClaySurface
Challenger 100Tier
31Matches recorded
May 11, 2026Start date
Quick facts
Top seeds
Unseeded watch
The draw through our lens: who came in through qualifying, who took a wild card, who's been grinding Challengers, and where an unseeded name meets a seed first up.
Bracket
Hover a player to trace their run through the draw. Click any name for their profile.
Draw & results
31 singles matches recorded for this event.
R1
Petr Brunclik (CZE)Billy Harris (GBR)
7-5, 5-7, 6-3
RecapColton Smith (USA)Jurij Rodionov (AUT)
6-3, 6-3
RecapEmilio Nava (USA)Liam Draxl (CAN)
7-6(3), 6-3
RecapRoman Safiullin (RUS)Henrique Rocha (POR)
5-7, 7-6(5), 6-2
RecapTomas Barrios Vera (CHI)Michael Zheng (USA)
6-4, 6-4
RecapJack Pinnington Jones (GBR)Darwin Blanch (USA)
6-3, 6-7(4), 7-5
RecapTiago Pereira (POR)Gastao Elias (POR)
6-2, 3-6, ret. ret.
RecapEero Vasa (FIN)David Jorda Sanchis (ESP)
7-5, 6-4
RecapVilius Gaubas (LTU)Frederico Ferreira Silva (POR)
6-3, 2-6, 6-1
RecapLautaro Midon (ARG)Cristian Garin (CHI)
6-3, 5-7, 6-4
RecapZdenek Kolar (CZE)Zhizhen Zhang (CHN)
6-3, 6-4
RecapBenjamin Hassan (LIB)Nicolas Mejia (COL)
6-4, 6-3
RecapNishesh Basavareddy (USA)Genaro Alberto Olivieri (ARG)
6-1, 1-6, 6-3
RecapHugo Dellien (BOL)Facundo Diaz Acosta (ARG)
6-2, 7-6(6)
RecapJaime Faria (POR)Tiago Torres (POR)
6-3, 6-4
RecapLaslo Djere (SRB)Gustavo Heide (BRA)
6-2, 6-2
RecapR2
Laslo Djere (SRB)Roman Safiullin (RUS)
6-4, 7-5
RecapJaime Faria (POR)Eero Vasa (FIN)
6-3, 6-1
RecapHugo Dellien (BOL)Zdenek Kolar (CZE)
6-4, 4-6, 7-6(4)
RecapColton Smith (USA)Jack Pinnington Jones (GBR)
6-4, 6-1
RecapPetr Brunclik (CZE)Vilius Gaubas (LTU)
3-6, 6-4, 6-3
RecapBenjamin Hassan (LIB)Lautaro Midon (ARG)
6-4, 2-6, 6-3
RecapTomas Barrios Vera (CHI)Nishesh Basavareddy (USA)
6-1, 6-4
RecapEmilio Nava (USA)Tiago Pereira (POR)
6-3, 6-3
RecapQF
Emilio Nava (USA)Tomas Barrios Vera (CHI)
2-6, 6-4, 7-6(9)
RecapHugo Dellien (BOL)Benjamin Hassan (LIB)
7-5, 5-3, ret. ret.
RecapLaslo Djere (SRB)Colton Smith (USA)
6-4, 6-4
RecapJaime Faria (POR)Petr Brunclik (CZE)
1-6, 7-6(3), 6-2
RecapSF
Laslo Djere (SRB)Hugo Dellien (BOL)
2-2, ret. ret.
RecapEmilio Nava (USA)Jaime Faria (POR)
6-2, 6-7(7), 7-6(5)
RecapFinal
Laslo Djere (SRB)Emilio Nava (USA)
6-3, 6-4
Recap