George Kirby| Year | W | L | Sv | Hold | IP | H | BB | SO | ER | ERA | WHIP | Rate |
| 2026 proj | 12 | 9 | 0 | 0 | 158.0 | 151 | 25 | 157 | 66 | 3.78 | 1.114 | 45.1 |
| 2026 | 1 | 1 | 0 | 0 | 12.0 | 7 | 5 | 12 | 5 | 3.75 | 1.000 | 59.4 |
| 2025 | 10 | 8 | 0 | 0 | 126.0 | 121 | 29 | 137 | 59 | 4.21 | 1.190 | 33.8 |
| 2024 | 14 | 11 | 0 | 0 | 191.0 | 181 | 23 | 179 | 75 | 3.53 | 1.068 | 73.2 |
| 2023 | 13 | 10 | 0 | 0 | 190.7 | 179 | 19 | 172 | 71 | 3.35 | 1.038 | 75.5 |
| 2022 | 8 | 5 | 0 | 0 | 130.0 | 133 | 22 | 133 | 49 | 3.39 | 1.192 | 45.0 |
| Date | News |
| 3/27/26 | Cole Young, Luke Raley homer for Mariners as George Kirby delivers quality start. The Mariners got a quality start from George Kirby along with homers from Cole Young and Luke Raley to pick up their first win of the season Friday night. Source: https://www.seattletimes.com/sports/mariners/cole-... |
| 3/21/26 | George Kirby shines, but Mariners lose to Cubs on sweltering night. George Kirby pitched into the sixth inning and allowed just one run on six hits, but the Mariners' offense was silent in a 7-1 spring loss to the Cubs on a sweltering Saturday night. Source: https://www.seattletimes.com/sports/mariners/georg... |
| 3/08/26 | Mariners’ George Kirby, looking for more conviction, experiments with calling pitches. George Kirby was actually calling his own pitches at various points Sunday during his second Cactus League start. If that sounds unusual, it is for the Mariners. Source: https://www.seattletimes.com/sports/mariners/marin... |
| 10/19/25 | ALCS: Mariners tap George Kirby to start elimination Game 7 vs. Blue Jays. After suffering a tough loss to the Blue Jays in Game 6, the Mariners face an elimination Game 7. Here's who they'll start in the biggest game in team history. Source: https://www.seattletimes.com/sports/mariners/alcs-... |
| 10/15/25 | Mariners thumped by Blue Jays in ALCS Game 3 | Instant impressions. Three instant impressions after the Blue Jays jumped all over George Kirby and handed the Mariners a 13-4 loss Thursday night in Game 3 of the ALCS. Source: https://www.seattletimes.com/sports/mariners/marin... |
| 10/13/25 | M's Kirby to face Jays' Bieber in Game 3 of ALCS. Mariners right-hander George Kirby expected to start against Blue Jays righty Shane Bieber for Game 3 of the ALCS. Source: https://www.espn.com/mlb/story/_/id/46584618/marin... |
| 10/10/25 | [SB Nation: Athletics Nation] - Tigers at Mariners Game 5 Thread. We got an elimination game on tap tonight as the Detroit Tigers and the Seattle Mariners go head to head for Game 5. Winner takes all. Doesn’t get much better than this. Seattle, who is looking to reach their first ALCS since 2001, will turn to right-hander George Kirby to get them to the next […] Source: https://sportspyder.com/mlb/oakland-athletics/arti... |
| 10/09/25 | ALDS: Mariners tap George Kirby to start pivotal Game 5 vs. Tigers. The Mariners decided to go with the starting pitcher that had an extra day of rest over the one with a little more overall experience in Friday's ALDS Game 5. Source: https://www.seattletimes.com/sports/mariners/alcs-... |
| 10/04/25 | George Kirby, starting pitchers to define Mariners in MLB playoffs. If the Mariners make a run to the World Series, it will be because of their starting pitchers, who despite health hiccups remain the deepest rotation in MLB. Source: https://www.seattletimes.com/sports/mariners/georg... |
| 10/03/25 | ALDS: Mariners name George Kirby Game 1 starter vs. Detroit Tigers. Right-hander George Kirby was named the Mariners’ starter for Saturday's Game 1 of the ALDS against the Detroit Tigers, manager Dan Wilson announced. Source: https://www.seattletimes.com/sports/mariners/alds-... |
| 9/03/25 | Mariners get swept under rug, lose 9-4 to Rays. George Kirby shaky on the road again as Mariners lose, 9-4 Source: https://sports.yahoo.com/article/mariners-swept-un... |
| 9/03/25 | Rays host the Mariners, try to extend home win streak. Seattle Mariners (73-66, second in the AL West) vs. Tampa Bay Rays (69-69, fourth in the AL East) Tampa, Florida; Wednesday, 7:35 p.m. EDT PITCHING PROBABLES: Mariners: George Kirby (8-6, 3.94 ERA, 1.16 WHIP, 103 strikeouts); Rays: Adrian Houser (7-4, 2.85 ERA, 1.33 WHIP, 66 strikeouts) BOTTOM LINE: The Tampa Bay Rays host the Seattle Mariners trying to extend a four-game home winning streak. Tampa Bay has a 36-33 record in home games and a 69-69 record overall. The Rays have a 32-13 record in games when they did not give up a home run. Seattle has a 73-66 record overall and a 32-39 record on the road. The Mariners have gone 38-18 in games when they hit two or more home runs. Wednesday's game Source: https://www.winnipegfreepress.com/sports/baseball/... |
| 8/28/25 | Aiming for wild-card catch-up, Guardians enter key series vs. M's. It's now or never for the Cleveland Guardians, who host the Seattle Mariners in a three-game series beginning Friday. Seattle has taken control of the final American League wild-card position, owning a three-game lead over the Kansas City Royals, a 4 1/2-game advantage over the Texas Rangers and a five-game lead over Cleveland. Guardians left-hander Logan Allen (7-10, 4.35 ERA) faces Mariners right-hander George Kirby (8-6, 4.05 ERA) in the opener Friday, as Cleveland hopes to build on the momentum it gained with back-to-back victories over the Tampa Bay Rays. Source: https://www.news-daily.com/fieldlevel/aiming-for-w... |
| 8/17/25 | Mets and Mariners meet in series rubber match. Seattle Mariners (68-56, second in the AL West) vs. New York Mets (65-58, second in the NL East) Williamsport, Pennsylvania; Sunday, 7:10 p.m. EDT PITCHING PROBABLES: Mariners: George Kirby (8-5, 3.71 ERA, 1.07 WHIP, 90 strikeouts); Mets: Clay Holmes (9-6, 3.71 ERA, 1.35 WHIP, 101 strikeouts) BETMGM SPORTSBOOK LINE: Mariners -124, Mets +104; over/under is 8 1/2 runs BOTTOM LINE: The New York Mets and Seattle Mariners meet on Sunday with the three-game series tied 1-1. New York has a 65-58 record overall and a 40-24 record in home games. The Mets have the seventh-ranked team on-base percentage in the NL at .320. Seattle is 68-56 overall and 31-31 in road games. The Mariners have the sixth-ranked Source: https://www.recorderonline.com/sports/national_spo... |
| 8/15/25 | Mariners Moose Tracks, 8/15/25: George Kirby, Nolan McLean, and Owen Caissie. Several top MLB prospects are on their way up, and the A’s Vegas plans remain in question. Source: https://sports.yahoo.com/article/mariners-moose-tr... |
| 8/14/25 | Mariners surge into World Series contention. Playoff odds, seeding implications. “The vibes are good,” George Kirby said. “We’re all having fun.” Source: https://www.yahoo.com/news/articles/mariners-surge... |
| 8/13/25 | Mariners catch Astros in the AL West after beating Baltimore for their 8th straight win. “I don't think anyone's paying attention to that,” right-hander George Kirby said. Kirby led Seattle to its eighth straight win Tuesday night, 1-0 over the Baltimore Orioles, and about 90 minutes after he spoke in the clubhouse, the Mariners caught Houston in the AL West. Source: https://dailyjournal.net/2025/08/12/mariners-catch... |
| 8/12/25 | George Kirby, M's edge Orioles 1-0 for 8th straight win. Seattle's George Kirby held the host Baltimore Orioles to three hits in seven innings and the Mariners won 1-0 for their eighth consecutive victory in a classic pitchers' duel Tuesday night. Relievers Eduard Bazardo, Gabe Speier and Andres Munoz completed the five-hitter. Source: https://www.reuters.com/sports/baseball/george-kir... |
| 8/11/25 | Pitching Matchups For Series Between Seattle Mariners, Baltimore Orioles. SEATTLE — The Seattle Mariners are coming off an incredible home stretch where they went 9-1, won three consecutive series and had two series sweeps in a row. The Mariners entered their off-day on Monday at a half-game behind the Houston Astros for first place in the American League West and one game ahead of the Boston Red Sox for the top AL wild card spot. Seattle will try and keep the momentum going on a nine-game road trip, starting with a three-game series against the Baltimore Orioles on Tuesday at Camden Yards. Here's the pitching matchups for the series between the Mariners and Orioles: Tuesday, Aug. 12 — George Kirby (Seattle; 7-5, 4.04 ERA) vs. Dean Kremer (Baltimore; 8-8, 4.35 ERA) Source: https://www.si.com/mlb/mariners/news/pitching-matc... |
| 8/08/25 | Seattle Mariners Starting Pitcher Has Bumpy Rehab Outing for Triple-A Tacoma. The Seattle Mariners starting rotation has yet to be at full strength in 2025. George Kirby began the year on the injured list and wasn't activated until May 22 due to right shoulder inflammation. Logan Gilbert was on the IL from April 26-June 16 due to a right flexor strain. Bryce Miller has been on the injured list twice because of elbow related issues, but he is getting closer to a hopeful return. Source: https://www.si.com/mlb/mariners/news/seattle-marin... |
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