Argentinian back row Tomas Casares has played in Major League Rugby between 2023-2026. He represented the New England Free Jacks (2023), the Miami Sharks (2024-2025), and the Chicago Hounds (2026).

A Thomas More alum, the Buenos Aires born Casares was drafted in the 2nd Round (17th overall) of the 2022 MLR Collegiate Draft by the New England Free Jacks. He spent the 2023 MLR season with the Free Jacks during their first Championship-winning campaign, but did not appear in a MLR game.

Casares was selected by the Miami Sharks during the 2023 expansion draft and the team announced that Casares had signed with the Argentine-owned Sharks ahead of their inaugural 2024 season, where he earned his MLR debut. On May 25th 2024 during Round 13, Casares scored an auto-7pt try with the clock in the red to secure a Sharks victory over the New England Free Jacks, the team that drafted him, in front of an elated home crowd in Fort Lauderdale.

Following the 2024 season, Casares was included in the USA squad for their November tour against Portugal, Tonga, and Spain. He because Eagle #583 when he earned his test debut off the bench in a hard-fought 21-17 victory over Portugal on November 9th. He earned a 2nd cap the following week in a 36-17 victory over Tonga. On November 20th, the Miami Sharks announced the return of Tomas Casares for the 2025 MLR season. He took another step forward with the Sharks in their sophomore season in 2025, starting 12 of his 14 appearances for Miami and completing 139 tackles to help the team earn their first ever playoff spot.

Following the 2025 MLR season, the Miami Sharks announced that they were withdrawing from Major League Rugby. This left Casares as a free agent ahead of the 2026 season, and on 22nd January 2026, the Chicago Hounds announced that they had added the back rower for the 2026 season.

Achievements:

• MLR Team of the Week: 2025 – Rd 12
• 2023 MLR Champion: New England Free Jacks
• 2022 MLR Draftee – 2nd Round (17th Overall) – New England Free Jacks