Alvaro Guillen Meza and Mariano Kestelboim will fight against each other in the 1st round of the Santa Fe Challenger for the 4th time in their career. They are scheduled to compete on Monday at 3:30 pm on CANCHA CENTRAL. In the following paragraphs, you can find the head to head analysis and prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Alvaro Guillen Meza who should win in 2 sets.

As per the initial odds, Alvaro Guillen Meza is the pick to win this match.
Alvaro Guillen Meza -> 1.25
Mariano Kestelboim -> 3.64

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Prediction and head to head Alvaro Guillen Meza vs. Mariano Kestelboim

This will be the 4th time that Alvaro Guillen Meza and Mariano Kestelboim face off. The head to head is 2-1 for Guillen Meza (see full H2H stats), 2-1 on clay.

The last time that they fought against each other, Kestelboim won 6-1 3-6 6-2 in the 1st round in the San Miguel de Tucuman Challenger back in April 2025.

Alvaro Guillen Meza

Alvaro Guillen Meza

22 - 12win/loss

Hard
0-1
I Hard
0-0
Clay
22-11
Rank
197
High
175
WLWLWWWLWW
Year Total Hard Clay I.hard Grass Carpet
2025 44-28 0-1 44-26 0-0 0-1 0-0
2024 37-32 1-3 36-29 0-0 0-0 0-0
2023 51-22 0-1 51-20 0-1 0-0 0-0
2022 33-23 1-2 32-21 0-0 0-0 0-0
2021 5-9 0-0 5-9 0-0 0-0 0-0

Ranked no. 179 (career-high), the Ecuadorian will start his run in the Santa Fe Challenger after he played his last match at the Roland Garros where he lost 6-3 7-6(4) to Collarini in the qualifications on the 21st of May.

Alvaro has an aggregate 22-12 win-loss record in 2025, 22-11 on clay (See FULL STATS).

His best result of the current year was winning the title the Santos Challenger where he defeated Matheus Pucinelli De Almeida in the final 6-3 7-6(12).

Talking about his overall career, Alvaro has an overall 154-106 record. He has a positive 150-96 record on clay.

Previously in the Santa Fe Challenger

Previously, his best result was reaching the quarter in 2023. See his history.

Santa Fe Challenger
Guillen Meza's Record

Mariano Kestelboim

Mariano Kestelboim

20 - 11win/loss

Clay
20-11
Rank
398
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. 418, Mariano will start his run in the Santa Fe Challenger after he played his last match in the San Miguel De Tucuman Challenger where he lost 6-0 6-2

to Barrena in the quarter on the 25th of April.

Mariano has an aggregate 20-11 win-loss record in 2025, 20-11 on clay (See FULL STATS).

The Argentine’s best result of the current season was getting to the final in M25 Punta del Este and M25 Lujan.

In terms of his career, Mariano has an overall 347-220 record. He has a positive 313-196 record on clay.

Previously in the Santa Fe Challenger

The Argentine has never competed in this tournament before.

Santa Fe Challenger
Kestelboim's Record

Upcoming matches in the draw