Cleveland Guardians Unveil 2026 Starting Pitching Rotation

Top prospects Gavin Williams and Tanner Bibee lead the way as the Guardians look to build on their 2025 playoff run.

Feb. 24, 2026 at 10:07pm

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The Cleveland Guardians have high hopes for their 2026 starting pitching rotation, led by ace Gavin Williams and rising star Tanner Bibee. Williams is coming off a breakout 2025 season and is poised to be a Cy Young contender, while Bibee looks to build on his impressive rookie campaign. The rotation also features Joey Cantillo, Slade Cecconi, and Parker Messick, all of whom made key contributions last year. Logan Allen provides depth as the team looks to solidify its pitching staff ahead of the new season.

Why it matters

The Guardians' starting rotation will be crucial to the team's success in 2026 as they look to build on their playoff appearance in 2025. A strong pitching staff can provide stability and give the offense a chance to win games, especially in a competitive AL Central division.

The details

Gavin Williams is expected to anchor the rotation after a breakout 2025 season in which he posted a 3.06 ERA and 173 strikeouts. Tanner Bibee, who finished second in AL Rookie of the Year voting, will look to build on his promising debut. Joey Cantillo, Slade Cecconi, and Parker Messick round out the rotation, with each pitcher bringing unique strengths to the table. The Guardians will also have depth with Logan Allen, who could see time in the rotation if needed.

  • Gavin Williams had a career-best 12-5 record, 3.06 ERA, and 173 strikeouts in 31 starts in 2025.
  • Tanner Bibee finished second in AL Rookie of the Year voting in 2025 after posting a 2.98 ERA and 141 strikeouts.
  • Joey Cantillo made 13 starts for the Guardians in 2025, posting a 3.21 ERA with 72 strikeouts.
  • Slade Cecconi was acquired from the Arizona Diamondbacks in the Josh Naylor trade and made 23 starts for the Guardians in 2025.
  • Parker Messick joined the Guardians late in 2025 and made an impressive seven starts, posting a 2.72 ERA with 38 strikeouts.

The players

Gavin Williams

A top pitching prospect who showed ace potential in 2025 with a career-best 12-5 record, 3.06 ERA, and 173 strikeouts.

Tanner Bibee

Finished second in AL Rookie of the Year voting in 2025 after posting a 2.98 ERA and 141 strikeouts, and is expected to be a key part of the rotation in 2026.

Joey Cantillo

A 26-year-old pitcher who had a 3.21 ERA in 13 starts for the Guardians in 2025 and has the potential to be a reliable rotation piece.

Slade Cecconi

Acquired from the Arizona Diamondbacks in the Josh Naylor trade, Cecconi made 23 starts for the Guardians in 2025 with a 4.30 ERA.

Parker Messick

The Guardians' 2nd round draft pick in 2024 made an impressive MLB debut in 2025, posting a 2.72 ERA in 7 starts.

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What’s next

The Guardians will be closely monitoring their starting pitchers throughout spring training as they finalize the 2026 rotation.

The takeaway

The Guardians' starting rotation is shaping up to be one of the team's strengths in 2026, led by the talented duo of Gavin Williams and Tanner Bibee. If the young pitchers can continue to develop and stay healthy, the Guardians could be poised for another playoff run.