Seth Lonsway
School
Ohio St
Born
1998-10-07
Hometown
St. Mary's, OH
Bats / Throws
L/L
Height / Weight
6-0
· 206
Drafted
2021
· Rd 6
(#176 overall)
· San Francisco Giants
Cape League Pitching (expand stats for Game Logs)
2018 — Brewster Whitecaps · Ohio St
2019 — Brewster Whitecaps · Ohio St
| Date | Team | Opp | Result | Dec | GS | IP | AB | BF | H | R | ER | HR | BB | IBB | SO | HBP | SH | SF | WP | BK | ERA | WHIP | K/9 | BB/9 | FIP | ERA+ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | ||||||||||||||||||||||||||
| Season Total 0-0 | 0 | 5.0 | 18 | 25 | 5 | 4 | 4 | 0 | 7 | — | 6 | 0 | — | — | 0 | — | 7.20 | 2.40 | 10.80 | 12.60 | 5.27 | 59 | ||||
| 2019 | ||||||||||||||||||||||||||
| Season Total 2-0, 1 SV | 1 | 12.0 | 41 | 55 | 6 | 8 | 6 | 1 | 12 | — | 10 | 1 | 1 | — | 1 | — | 4.50 | 1.50 | 7.50 | 9.00 | 6.32 | 97 |
Professional Pitching
| Year | Level | Team | Org | G | GS | IP | H | R | ER | BB | SO | HR | W | L | SV | ERA | WHIP | K/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | A | San Jose | San Francisco Giants | 26 | 9 | 95.1 | 81 | 57 | 43 | 51 | 120 | 8 | 9 | 3 | 1 | 4.06 | 1.38 | 11.33 |
| 2023 | A+ | Eugene | San Francisco Giants | 28 | 17 | 89.0 | 101 | 70 | 58 | 58 | 78 | 9 | 2 | 9 | 2 | 5.87 | 1.79 | 7.89 |
| 2024 | A+ | Eugene | San Francisco Giants | 13 | 12 | 63.0 | 63 | 37 | 27 | 20 | 57 | 2 | 2 | 3 | 0 | 3.86 | 1.32 | 8.14 |
| 2024 | AA | Richmond | San Francisco Giants | 6 | 5 | 32.2 | 29 | 8 | 5 | 7 | 26 | 2 | 2 | 1 | 0 | 1.38 | 1.10 | 7.16 |
| 2025 | AA | Richmond | San Francisco Giants | 19 | 19 | 92.0 | 89 | 38 | 36 | 42 | 84 | 7 | 3 | 8 | 0 | 3.52 | 1.42 | 8.22 |
| 2025 | AAA | Sacramento | San Francisco Giants | 9 | 9 | 42.0 | 43 | 23 | 20 | 25 | 38 | 2 | 2 | 4 | 0 | 4.29 | 1.62 | 8.14 |
| 2026 | AA | Richmond | San Francisco Giants | 1 | 0 | 3.2 | 3 | 2 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 4.91 | 1.09 | 4.91 |
| 2026 | AAA | Sacramento | San Francisco Giants | 20 | 16 | 72.0 | 84 | 53 | 48 | 49 | 45 | 9 | 1 | 5 | 1 | 6.00 | 1.85 | 5.63 |
| 2026 | MLB | San Francisco Giants | San Francisco Giants | 1 | 0 | 2.0 | 5 | 3 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 9.00 | 2.50 | 9.00 |
| 2026 | MLB | Career (1 yr) | 1 | 0 | 2.0 | 5 | 3 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 9.00 | 2.50 | 9.00 | |
| 2025–2026 | AAA | Career (2 yrs) | 29 | 25 | 114.0 | 127 | 76 | 68 | 74 | 83 | 11 | 3 | 9 | 1 | 5.37 | 1.76 | 6.55 | |
| 2024–2026 | AA | Career (3 yrs) | 26 | 24 | 128.1 | 121 | 48 | 43 | 50 | 112 | 9 | 5 | 9 | 0 | 3.02 | 1.33 | 7.85 | |
| 2023–2024 | A+ | Career (2 yrs) | 41 | 29 | 152.0 | 164 | 107 | 85 | 78 | 135 | 11 | 4 | 12 | 2 | 5.03 | 1.59 | 7.99 | |
| 2022 | A | Career (1 yr) | 26 | 9 | 95.1 | 81 | 57 | 43 | 51 | 120 | 8 | 9 | 3 | 1 | 4.06 | 1.38 | 11.33 |