IP 5.1, H 6, R 3, ER 2, BB 3, K 3, HR 0, PC-ST 90-54, ERA 3.67, PC 90
Betting: LAA moneyline lost, run line +1.5 did not cover

BaseballMLBLos Angeles AngelsStarting pitcher
George Klassen is a starting pitcher for the Los Angeles Angels and made his MLB debut on Apr 5, 2026.
6 MLB games24 strikeouts
Updated
Born on January 26, 2002, George Klassen is a starting pitcher for the Los Angeles Angels. He bats right-handed and throws right-handed.
Every season, every MLB appearance of his career, newest season first.
| Season | Team | Games | Starts | IP | K | BB | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|
| 2026 | 6 | 6 | 27.0 | 24 | 21 | 3.67 | 1.63 | |
| Career | 6 | 6 | 27.0 | 24 | 21 | 3.67 | 1.63 |
No active flag. Latest report 15-Day-IL (53d ago), no longer on the injury report.
IP 5.1, H 6, R 3, ER 2, BB 3, K 3, HR 0, PC-ST 90-54, ERA 3.67, PC 90
Betting: LAA moneyline lost, run line +1.5 did not cover
IP 7.0, H 1, R 0, ER 0, BB 3, K 7, HR 0, PC-ST 86-54, ERA 3.74, PC 86
Betting: LAA moneyline won, run line +1.5 covered
IP 6.0, H 5, R 2, ER 2, BB 1, K 5, HR 1, PC-ST 87-60, ERA 5.52, PC 87
Betting: LAA moneyline won, run line +1.5 covered
Box score lines from ESPN.
Betting: his team's result at the closing moneyline and run line most of our sportsbooks closed at (3 books or more).
On Aug 18, 2026, Klassen threw 7.0 innings with no earned runs on 1 hit, 7 strikeouts and 3 walks in a 3-1 win at the Houston Astros.
6 games
27.0 IP, 24 K, 3.67 ERA
Apr 5, 2026: 2.2 IP, 4 K, 2 ERAngels 8, Mariners 7
Aug 24, 2026: 5.1 IP, 3 K, 2 ERGuardians 4, Angels 2
The teams he has faced most, with his teams' record and his line against each.
His line: 2.0 IP, 2 K, 18.00 ERA
Last met Apr 11, 2026
His line: 5.1 IP, 3 K, 3.38 ERA
Last met Aug 24, 2026
His line: 7.0 IP, 7 K, 0.00 ERA
Last met Aug 18, 2026
His line: 4.0 IP, 3 K, 2.25 ERA
Last met Aug 7, 2026
His line: 2.2 IP, 4 K, 6.75 ERA
Last met Apr 5, 2026
His line: 6.0 IP, 5 K, 3.00 ERA
Last met Aug 12, 2026
ESPN's injury reports, newest first.
Angels manager Kurt Suzuki said Saturday that Klassen (back) is unlikely to return this season, Jack Janes of TheSportingTribune.com reports.
ESPN / LAA
Klassen is dealing with low back inflammation and has been placed on the 15-day injured list.
sdio / LAA
Klassen is dealing with low back inflammation and has been placed on the 15-day IL.
sdio / LAA
The Angels placed Klassen on the 15-day injured list Sunday with left low back inflammation.
ESPN / LAA
Stats, scores and injury reports come from Agatha's own records: MLB's own box scores, its transactions and ESPN's injury reports.
Updated Oct 23, 2026, 5:48 PM ET. Results and form refresh after every game; biography facts are checked weekly.