Left Handed Starting Pitcher Rankings
Glossary for future grades: h-hit tool, p-power tool, s-speed tool, fb-fastball, sl-slider, cv-curveball, ch-change-up, ct-cutter, fv-future value overall. Ages are as of July 1.
| NO. | NAME | TEAM | FUTURE GRADES | LEVEL | AGE | ETA |
| 1 | Kyle Harrison | SF | 70fb-60sl-50ch-65fv | AA | 21 | mid-2023 |
| 2 | Ricky Tiedemann | TOR | 60fb-55sl-55ch-55fv | AA | 20 | mid-2023 |
| 3 | Ken Waldichuk | OAK | 65fb-50cv-55sl-55ch-50fv | MLB | 25 | now |
| 4 | DL Hall | BAL | 65fb-55cv-50sl-55ch-50fv | MLB | 24 | now |
| 5 | Kyle Muller | OAK | 65fb-55cv-55sl-50ch-50fv | AAA | 25 | early-2023 |
| 6 | Logan Allen | CLE | 50fb-50sl-60ch-50fv | AAA | 24 | early-2023 |
| 7 | Dax Fulton | MIA | 60fb-60cv-50ch-50fv | AA | 21 | late-2023 |
| 8 | Mason Montgomery | TB | 55fb-50sl-55ch-50fv | AA | 23 | late-2023 |
| 9 | Jake Eder | MIA | 60fb-60sl-50ch-50fv | AA | 24 | late-2023 |
| 10 | Cooper Hjerpe | SL | 50fb-55cv-50ch-50fv | n/a | 22 | 2025 |
| 11 | Brandon Barriera | TOR | 55fb-55sl-55ch-50ffv | n/a | 19 | 2026 |
| 12 | Jared Shuster | ATL | 50fb-50sl-60ch-50fv | AAA | 24 | early-2023 |
| 13 | Jordan Wicks | CHC | 55fb-45cv-55sl-65ch-45fv | High-A | 23 | 2024 |
| 14 | Andrew Abbott | CIN | 55fb-60cv-45ch-45fv | AA | 24 | mid-2023 |
| 15 | Blake Walston | ARI | 60fb-60cv-50sl-55ch-45fv | AA | 22 | mid-2023 |
| 16 | Robby Snelling | SD | 55fb-60cv-45ch-45fv | n/a | 19 | 2026 |
| 17 | Connor Prielipp | MIN | 60fb-70sl-50ch-45fv | R (FCL) | 22 | 2025 |
| 18 | Robert Gasser | MIL | 55fb-55sl-50ch-45fv | AAA | 24 | mid-2023 |
| 19 | Matthew Liberatore | SL | 50fb-55cv-55sl-55ch-45f | MLB | 23 | early-2023 |
| 20 | Ky Bush | LAA | 60fb-45cv-55sl-45ch-45fv | AA | 23 | mid-2023 |
| 21 | DJ Herz | CHC | 55fb-50cv-65ch-45fv | High-A | 22 | 2024 |
| 22 | Adam Macko | TOR | 55fb-50cv-40ch-50sl-45fv | High-A | 22 | 2024 |
| 23 | Carson Whisenhunt | SF | 50fb-50cv-65ch-45fv | Low-A | 22 | 2025 |
| 24 | Cade Povich | BAL | 50fb-45cv-55ch-45fv | AA | 23 | late-2023 |
| 25 | Joey Cantillo | CLE | 50fb-45cv-60ch-45fv | AA | 23 | late-2023 |
| 26 | Joey Wentz | DET | 55fb-50cv-60ch-45fv | MLB | 24 | early-2022 |
| 27 | Jay Groome | SD | 50fb-55cv-55sl-50ch-45fv | AAA | 24 | early-2023 |
| 28 | Brandon Walter | BOS | 55fb-60sl-50ch-45fv | AAA | 26 | mid-2023 |
| 29 | Jackson Ferris | CHC | 60fb-55cv-55ch-45fv | n/a | 19 | 2026 |
| 30 | Brandon Williamson | CIN | 60fb-50sl-60cv-50ch-45fv | AAA | 25 | early-2023 |