- Dave Stieb has pitched the most innings as a Blue Jay.
- Stieb had nine seasons with over 200 innings pitched.
- Roy Halladay led the AL in innings on three occasions.
The pitchers with the most innings in Toronto Blue Jays history had durability and consistency. They had to regularly go deep into games while avoiding the arm injuries which derail so many pitching careers.
Some of the key pitchers from the early 1990s, when the Blue Jays’ odds of winning the World Series were at their shortest, made it into the top 10.
Given how teams manage pitcher workloads in the 2020s, the list is dominated by players from the 20th century.
Most Innings Pitched All Time By Blue Jays Player
| Rank | Player | Innings Pitched | Blue Jays Years |
| 1 | Dave Stieb | 2873 | 1979-92, 1998 |
| 2 | Jim Clancy | 2204.2 | 1977-88 |
| 3 | Roy Halladay | 2046.2 | 1998-2009 |
| 4 | Jimmy Key | 1695.2 | 1984-92 |
| 5 | Pat Hentgen | 1636 | 1991-99, 2004 |
| 6 | Juan Guzman | 1215.2 | 1991-98 |
| 7 | David Wells | 1148.2 | 1987-92, 1999-2000 |
| 8 | Todd Stottlemyre | 1139 | 1988-94 |
| 9 | Luis Leal | 946 | 1980-85 |
| 10 | Chris Carpenter | 870.2 | 1997-2002 |
Who Has Pitched the Most Innings in Blue Jays History?
Dave Stieb has pitched the most innings in Blue Jays history with 2,873.
Across his epic Blue Jays career, Stieb had nine seasons with over 200 regular-season innings. He led the AL in innings in 1982 and led the majors in innings two years later.
Roy Halladay led the AL in innings on three occasions, including leading the majors in innings in 2003. The 2003 campaign also saw Halladay become the AL Cy Young favourite in baseball odds – he went on to win the award ahead of Esteban Loaiza and Pedro Martinez.
Pat Hentgen led the majors in innings in 1996 and 1997. David Wells led the AL in 1999.
