or
Player positions provided by the CFL and errors are known to exist
| Name | Position | Regular GP | # of Seasons (Years) | Also played for |
|---|---|---|---|---|
| LaBatte, Brendon | OL | 69 | 4 (2008–2011) | SSK |
| Labbé, Pierre-Luc | LB | 104 | 6 (2008–2013) | |
| LaFrance, Kienan | RB | 16 | 1 (2018) | OTT, SSK |
| Lake, Johnny | HB, QB | 11 | 3 (1939–1941) | BB, WRCAFB |
| Lakusiak, Gene | HB | 102 | 7 (1968–1974) | OTT |
| Lalama, DJ | LB | 7 | 1 (2019) | MTL |
| Lander, Jim | HB | 8 | 1 (1941) | SSK |
| Landry, Michael | DL | 2 | 1 (2009) | CGY |
| Lane, Dick | G, T | 6 | 1 (1936) | |
| Langdon, Pat | OL | 3 | 1 (1985) | |
| Lankford, Ryan | WR | 19 | 2 (2017–2018) | BC, OTT, SSK |
| Lapostolle, Martin | DL | 12 | 2 (2005–2006) | |
| LaRochelle, Bill | E | 4 | 1 (1953) | CGY, MTL, OTT |
| LaRose, Bob | WR | 111 | 7 (1970–1976) | |
| Latour, Maxime | OL | 3 | 1 (2019) | |
| Latourelle, Ron “Pepe” | DB, HB | 127 | 10 (1955–1964) | |
| Lavitt, Sam | HB, K | 2 | 1 (1941) | WRCAFB |
| Law, Mike | DB | 3 | 1 (1972) | EDM, HAM, OTT |
| Lawler, Kenny | WR | 16 | 1 (2019) | |
| Lazark, Bob | HB | 11 | 1 (1964) | |
| Lazeo, Rob | C, G, OL | 23 | 2 (2000–2001) | CGY, SSK |
| Leake, John “Buddy” Jr. | HB, K, QB | 39 | 4 (1955–1958) | |
| Lear, Les “Butch” | G, T | 30 | 5 (1937–1941) | CGY, WRCAFB |
| Leasy, Wesley | LB | 16 | 1 (1998) | |
| Ledyard, Hal | QB | 64 | 5 (1961–1965) | OTT, SAR, SSK |
| Lee, Marvin | G, T | 2 | 1 (1964) | EDM, MTL |
| Lee, Willie | DT | 1 | 1 (1979) | |
| LeFevour, Dan | QB | 18 | 1 (2017) | HAM, MTL, TOR |
| LeFors, Stefan | QB | 9 | 1 (2009) | EDM |
| Legault, Cameron | DL | 13 | 1 (2006) | BC, CGY, OTT |
| Leggett, Maurice | DB, LB, S | 72 | 5 (2014–2018) | |
| Levinsky, Fred | G, LB | 4 | 1 (1968) | |
| Levy, Darcey | WR | 1 | 1 (2004) | CGY |
| Lewis, Leo Jr. | HB | 161 | 12 (1955–1966) | |
| Lewis, Loyd | DE | 34 | 2 (1993–1994) | EDM, OTT |
| Lewis, Milo | DB | 21 | 2 (2002–2003) | CGY |
| Lewis, Will | DB | 3 | 1 (1989) | HAM, MTL, OTT |
| Lezi, Gilles | FB | 18 | 1 (2007) | CGY, EDM, OTT |
| Liebrecht, Dennis | HB | 23 | 3 (1965–1967) | |
| Liebrock, Chuck | G | 112 | 8 (1970–1977) | TOR |
| Lindsay, Alex | QB | 15 | 3 (1939–1941) | |
| Littlejohn, Carlton | LB | 3 | 1 (2015) | |
| Lobendahn, Joe | LB | 45 | 4 (2008–2011) | SSK |
| Lochard, Pascal | RB | 14 | 1 (2016) | BC, EDM |
| Locke, Roger | E | 17 | 2 (1963–1964) | |
| Loffler, Taylor | DB, LB, S | 50 | 3 (2016–2018) | MTL |
| Logan, Ian | DB | 99 | 7 (2006–2012) | |
| Lolar, Morris | DB | 9 | 1 (1998) | EDM |
| Long, Ted | SB | 9 | 2 (1997–1998) | BRM, HAM |
| Longo, Sam | LG | 3 | 1 (2015) | |
| Love, Reggie | DB | 8 | 1 (1999) | HAM |
| Lowry, David | LB | 7 | 1 (2007) | |
| Lozanski, Ted | QB | 14 | 1 (1949) | |
| Lucas, Ryan | DL, DT | 9 | 3 (2012–2014) | MTL, SSK |
| Luciani, Dante | WR | 1 | 1 (2009) | EDM |
| Lucid, Sylvester “Tiny” | G, T | 24 | 5 (1937, 1940, 1945, 1947–1948) | CGY, WRCAFB |
| Luck, Terry | QB | 6 | 1 (1978) | |
| Luckie, Dock Jr. | DL | 1 | 1 (1981) | |
| Ludtke, Trevor | LB | 16 | 2 (1999–2000) | BC |
| Ludwig, Rube | G, T | 6 | 2 (1941, 1945) | CGY, WRCAFB |
| Lueck, Bob | G | 29 | 2 (1971–1972) | CGY |
| Luining, Cec | C, DE, E, G | 110 | 10 (1954–1963) | |
| Lumsden, Chuck | E, FB, G, T | 13 | 4 (1952–1955) | |
| Lumsden, Tommy | E, G, T | 56 | 4 (1951–1954) | |
| Lychak, Ray | G | 28 | 2 (1972–1973) | BC, EDM, MTL |
| Lyles, Del | LB | 27 | 2 (1994–1995) | |
| Lyons, Damion | DB | 16 | 1 (1996) | BC, EDM, MPH |
| Lysack, Wes | DB | 16 | 2 (2004–2005) | CGY, TOR |
| Lyszkiewicz, Leon | DT | 29 | 2 (1978–1979) | EDM, HAM, SSK, TOR |
| Lytle, Dean | LB | 15 | 1 (1996) | |
| “L” player count: 70 | ||||