Today's Tennis Best Bets (Thursday 08/13 Slate)

Here are our Tennis picks for Thursday 13 August 2026. Our model likes 6 bets here. The one it likes most is Sinja Kraus vs Claire Liu: Sinja Kraus to win the match, priced at +142 when we wrote this. Here is the thinking behind each pick, in plain English.

Sinja Kraus vs Claire Liu: Sinja Kraus to win the match (+142)

Sinja Kraus faces Claire Liu at Cincinnati Open on Thursday 13 August 2026. They are playing on a hard court. This is a match winner bet, so it lands if Sinja Kraus wins the match. It was priced at +142 when we wrote this, so a $10 bet returns $24.20 if it lands. Our model likes this one a lot. Sinja Kraus presents exceptional value at 2.42 against Claire Liu, backed by a strong recent form with an impressive 80% win rate over her last five matches. On hard courts, Kraus has demonstrated reliable serve performance, posting a first-serve percentage of 54.19% and winning approximately 68% of first serve points. Additionally, she has a solid 53.33% break point save percentage, indicating resilience under pressure. In contrast, Liu's recent form lacks comparable metrics, as her stats reveal no successful serve performance or pressure point capability.

Kamilla Rakhimova vs Kimberly Birrell: Kamilla Rakhimova to win the match (+103)

Kamilla Rakhimova faces Kimberly Birrell at Cincinnati Open on Thursday 13 August 2026. They are playing on a hard court. This is a match winner bet, so it lands if Kamilla Rakhimova wins the match. It was priced at +103 when we wrote this, so a $10 bet returns $20.30 if it lands. Our model likes this one a lot. Kamilla Rakhimova presents strong value at 2.03 against Kimberly Birrell due to superior recent form and serve performance on hard courts. Rakhimova's last five matches show a first-serve percentage of 59.2% and a first-serve points won percentage of 61.3%, indicating effective service games. In comparison, Birrell's opponents have achieved a 56.6% first-serve percentage, suggesting Rakhimova may capitalize on pressure points. Rakhimova's second-serve points won rate of 46.5% is also favorable, especially given Birrell's opponents' lower success rate of 52.2%. Furthermore, Rakhimova’s break point save percentage of 52.8% can prove crucial against Birrell, whose average is only 40%.

Katie Boulter vs Katie Volynets: Katie Boulter to win the match (-103)

Katie Boulter faces Katie Volynets at Cincinnati Open on Thursday 13 August 2026. They are playing on a hard court. This is a match winner bet, so it lands if Katie Boulter wins the match. It was priced at -103 when we wrote this, so a $10 bet returns $19.70 if it lands. Our model likes this one a lot. Boulter's recent hard-court form shows a solid average first serve percentage of 62%, winning 63% of first serve points and 46% of second serve points. Her overall serve points won rate stands at 57.7%, which is competitive against Volynets’ lower averages (64% serve points won). Boulter also demonstrates resilience, saving 47.5% of break points, in contrast to Volynets’ 85.7% against tougher opponents. Additionally, Boulter's lower double fault rate (6.3%) enhances her reliability under pressure, while her ace rate of 2% adds an offensive threat. With a recent win rate of 20% over the last five matches, the odds suggest her potential for an upset is underappreciated, making her the value pick in this matchup.

Tatjana Maria vs Dayana Yastremska: Tatjana Maria to win the match (-105)

Tatjana Maria faces Dayana Yastremska at Cincinnati Open on Thursday 13 August 2026. They are playing on a hard court. This is a match winner bet, so it lands if Tatjana Maria wins the match. It was priced at -105 when we wrote this, so a $10 bet returns $19.50 if it lands. Our model likes this one a lot. Tatjana Maria is the value side against Dayana Yastremska at odds of 1.95 due to her superior recent form and serve performance on hard courts. Maria boasts an impressive 80% win rate in her last five matches, while Yastremska's form has been less consistent. On hard courts, Maria has a first-serve percentage of 58.35%, winning 58.67% of her first serve points and 44.08% on second serves. In contrast, Yastremska’s recent serve stats reveal a first-serve win rate of just 38.10% and a second-serve win rate of only 46.15%. Maria also has a solid break point save percentage of 58.39%, significantly higher than Yastremska's 40% in similar conditions. With Maria's strong serve and ability to win crucial points, alongside her better win rate, she presents substantial value in this matchup.

Coco Gauff vs Elena Rybakina: Coco Gauff to win the match (-133)

Coco Gauff faces Elena Rybakina at Canadian Open on Thursday 13 August 2026. They are playing on a hard court. This is a match winner bet, so it lands if Coco Gauff wins the match. It was priced at -133 when we wrote this, so a $10 bet returns $17.50 if it lands. Our model likes this one a lot. Coco Gauff presents a strong value pick at 1.75 against Elena Rybakina, primarily due to her recent form and superior serving metrics on hard courts. Gauff boasts an impressive 80% win rate over her last five matches, indicating high confidence and performance consistency. Her average first-serve percentage at 65.34% translates to winning 70.07% of first-serve points, crucial in maintaining service games. Conversely, Rybakina's performance shows vulnerabilities, particularly with a lower break point save percentage (25%) and a significantly higher double fault rate (9.62%). Gauff’s ability to capitalize on pressure points, coupled with her robust service game, positions her favorably.

Daria Kasatkina vs Zeynep Sonmez: Daria Kasatkina to win the match (-139)

Daria Kasatkina faces Zeynep Sonmez at Cincinnati Open on Thursday 13 August 2026. They are playing on a hard court. This is a match winner bet, so it lands if Daria Kasatkina wins the match. It was priced at -139 when we wrote this, so a $10 bet returns $17.20 if it lands. Our model likes this one a lot. Daria Kasatkina is a strong pick at 1.72 against Zeynep Sonmez, given her superior recent form and serve performance. Kasatkina has a solid 60% win rate in her last five matches, demonstrating consistent play. On hard courts, her average first serve percentage is notably high at 63.05%, with a first points won rate of 54.24%, indicating she effectively capitalizes on her serve. Additionally, her second serve points won at 34.43% suggest she can recover effectively under pressure. Sonmez, on the other hand, lacks competitive experience on hard courts, and her recent stats show no form indicators. With Kasatkina's higher break point save percentage at 46.83% and her ability to generate pressure during matches, she presents a compelling value.

That is the model's read on today's Tennis card. Prices move, so check the price at your bookmaker before you back anything. And if a game does not feel right to you, the strongest move is to skip it -- there is another one tomorrow.