Hugo Dellien and Chun Hsin Tseng will face off in the 1^st round of the Rosario Challenger for the 1^st time in their career. They are scheduled to compete on Tuesday at 8:00 pm on CANCHA 2. Here the head to head stats and relative prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Hugo Dellien who should win in 3 sets.

As per the initial odds, Hugo Dellien is the pick to win this match.
Hugo Dellien -> 1.533
Chun Hsin Tseng -> 2.36

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Prediction and head to head Hugo Dellien vs. Chun Hsin Tseng

There is no head to head record between Hugo Dellien and Chun Hsin Tseng since this will be the first time that they will play each other in the main tour.

Hugo Dellien

6 - 3win/loss

Hard

2-1

I Hard

0-0

Clay

4-2

Rank
103

High
64

WLWWLWWWWL

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Year	Total	Hard	Clay	I.hard	Grass	Carpet
2025	12-5	2-1	10-4	0-0	0-0	0-0
2024	46-28	1-2	44-25	0-0	1-1	0-0
2023	36-27	0-3	36-23	0-0	0-1	0-0
2022	32-18	0-0	32-17	0-0	0-1	0-0
2021	45-27	3-5	41-21	0-0	1-1	0-0

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Ranked no. 119, the Bolivian will start his run in the Rosario Challenger after he played his last match in the Piracicaba Challenger where he lost 3-6 6-3 6-0 to Mena in the semifinal on the 2^nd of February.

The Bolivian has an aggregate 5-3 win-loss record in 2025, 3-2 on clay (See FULL STATS).

Dellien’s best result of the year was reaching the semifinal in the Piracicaba Challenger.

Talking about his overall career, Hugo has an overall 527-306 record. He has a positive 508-262 record on clay.

Previously in the Rosario Challenger

The Bolivian has never competed in this tournament before.

Rosario Challenger

Dellien's Record

Chun Hsin Tseng

1 - 4win/loss

Hard

1-2

I Hard

0-1

Clay

0-1

Rank
115

High
83

WWLWLLWWWW

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Year	Total	Hard	Clay	I.hard	Grass	Carpet
2025	8-8	4-4	4-3	0-1	0-0	0-0
2024	47-32	11-13	33-15	3-4	0-0	0-0
2023	21-25	9-8	12-15	0-1	0-1	0-0
2022	39-27	11-12	28-11	0-3	0-1	0-0
2021	39-25	9-8	30-15	0-2	0-0	0-0

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Ranked no. 120, Chun will start his run in the Rosario Challenger after he played his last match in 4 where he lost 6-2 6-2

to Giron in the Rubber 1 on the 31^st of January.

Chun has an overall 1-3 win-loss record in 2025, 0-0 on clay (See FULL STATS).

This will be the first match of the year on clay.

In terms of his career, Chun has an overall 238-168 record. He has a positive 120-73 record on clay.

Rosario Challenger

Hsin's Record

Tennis Scores in Rosario Challenger

Sumit NagalNagal – Renzo OlivoOlivo (5-7 6-1 6-0) – Stats, scores, rankings
Felipe Meligeni AlvesMeligeni Alves – Alexandre MullerMuller (6-4 6-4) – Stats, scores, rankings
Juan Manuel CerundoloManuel Cerundolo – Juan Carlos Prado AngeloCarlos Prado Angelo (6-4 7-5) – Stats, scores, rankings

Upcoming matches in the draw

Marco TrungellitiTrungelliti – Damir DzumhurDzumhur (2-0) – H2H and prediction
Facundo MenaMena – (0-0) – H2H and prediction
Hugo DellienDellien – Chun Hsin TsengHsin Tseng (0-0) – H2H and prediction
Dmitry PopkoPopko – Andrea CollariniCollarini (2-2) – H2H and prediction
Daniel Elahi GalanElahi Galan – Francesco PassaroPassaro (0-1) – H2H and prediction
Juan Pablo FicovichPablo Ficovich – (2-0) – H2H and prediction
Camilo Ugo CarabelliUgo Carabelli – Diego Sebastian SchwartzmanSebastian Schwartzman (0-0) – H2H and prediction
Thiago Agustin TiranteAgustin Tirante – (0-0) – H2H and prediction