Gonzalo Villanueva and Mariano Kestelboim will play each other in the 1st round of the Santa Cruz de la Sierra Challenger for the 10th time in their career. They are scheduled to compete on Tuesday at 12:00 pm on CANCHA 7. In this post, we analyze their head to head performance and prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Gonzalo Villanueva who should win in 3 sets.

As per the initial odds, Gonzalo Villanueva is the pick to win this match.
Gonzalo Villanueva -> 1.51
Mariano Kestelboim -> 2.42

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Prediction and head to head Gonzalo Villanueva vs. Mariano Kestelboim

This will be the 10th time that Gonzalo Villanueva and Mariano Kestelboim play each other. The head to head is 5-4 for Kestelboim (see full H2H stats), 5-4 on clay.

The last time that they played each other, Villanueva won 6-0 5-2 ret. in the 2nd round in the San Miguel de Tucuman Challenger back in 2024.

Gonzalo Villanueva

Gonzalo Villanueva

22 - 14win/loss

Clay
22-14
Rank
346
High
268
LWLWLLWWWL
Year Total Hard Clay I.hard Grass Carpet
2025 46-32 1-1 41-30 4-1 0-0 0-0
2024 43-34 2-2 41-32 0-0 0-0 0-0
2023 44-40 5-4 39-36 0-0 0-0 0-0
2022 32-33 1-5 31-28 0-0 0-0 0-0
2021 28-29 5-10 23-19 0-0 0-0 0-0

Ranked no. 395, Villanueva will start his run in the Santa Cruz de la Sierra Challenger after he played his last match in the Santa Fe Challenger where he lost 6-4 6-4 to Collarini in the 2nd round on the 12th of June.

Villanueva has an overall 21-14 win-loss record in 2025, 21-14 on clay (See FULL STATS).

The Argentine’s best result of the current season was reaching the final in M25 Coquimbo.

Talking about his overall career, The Argentine has an overall 440-334 record. He has a positive 424-308 record on clay.

Previously in the Santa Cruz de la Sierra Challenger

Previously, his best result was reaching the 1st round in 2022, 2022 and 2024. See his history.

Santa Cruz de la Sierra Challenger
Villanueva's Record

Mariano Kestelboim

Mariano Kestelboim

21 - 13win/loss

Clay
21-13
Rank
402
High
387
LWLWWLWLLW
Year Total Hard Clay I.hard Grass Carpet
2025 37-26 0-0 37-25 0-1 0-0 0-0
2024 32-20 2-1 30-19 0-0 0-0 0-0
2023 20-11 2-1 18-10 0-0 0-0 0-0
2022 15-14 0-0 15-14 0-0 0-0 0-0
2021 22-23 1-4 21-19 0-0 0-0 0-0

Ranked no. 415, the Argentine will start his run in the Santa Cruz De La Sierra Challenger after he played his last match in the Santa Fe Challenger where he lost 6-1 6-2

to Lucas Reis Da in the 2nd round on the 11th of June.

The Argentine has a composed 21-12 win-loss record in 2025, 21-12 on clay (See FULL STATS).

Kestelboim’s best result of the year was getting to the final in M25 Punta del Este and M25 Lujan.

In terms of his career, Mariano has an overall 348-221 record. He has a positive 314-197 record on clay.

Previously in the Santa Cruz de la Sierra Challenger

The Argentine has never competed in this tournament before.

Santa Cruz de la Sierra Challenger
Kestelboim's Record

Tennis Scores in Santa Cruz De La Sierra Challenger

Upcoming matches in the draw