| Team: | Hamilton Tiger-Cats |
| Year: | 2005 |
| Record: | 5–13 |
| Division Place: | 4th, East |
| General Manager: | Ron Lancaster (0–6) Rob Katz (5–7) |
| Coach: | Greg Marshall |
| Stadium: | Ivor Wynne Stadium |
| Playoffs: | Did not qualify |
| Mop: | D.J. Flick |
| Moc: | Agustin Barrenechea |
| Mor: | Jesse Lumsden |
| Uniform: | Image:CFL HAM Jersey 2005.png |
| Shortnavlink: | Tiger-Cats seasons |
The 2005 Hamilton Tiger-Cats season was the 48th season for the team in the Canadian Football League and their 56th overall. The Tiger-Cats finished in fourth place in the East Division with a 5–13 record and missed the playoffs.
| Rd | Pick | Player | Position | School | |
|---|---|---|---|---|---|
| 1 | 6 | RB | McMaster | ||
| 2 | 15 | OL | McMaster | ||
| 3 | 23 | ST | Boston College | ||
| 4 | 32 | S | St. Francis Xavier | ||
| 5 | 41 | SB | Queen's | ||
| 6 | 50 | DL | San Jose State |
| Week | Date | Opponent | Score | Result | Attendance | Record | |
|---|---|---|---|---|---|---|---|
| A | June 2 | at Toronto Argonauts (TA) | 16–16 | Tie | 11,148 | 0–0–1 | |
| B | June 9 | Toronto Argonauts | 34–31 | Loss | 24,582 | 0–1–1 |
| Week | Date | Opponent | Score | Result | Attendance | Record |
|---|---|---|---|---|---|---|
| 1 | June 22 | at Montreal Alouettes | 31–21 | Loss | 20,202 | 0–1 |
| 2 | July 2 | Saskatchewan Roughriders | 23–21 | Loss | 29,032 | 0–2 |
| 3 | colSpan=6 align="center" | Bye | ||||
| 4 | July 17 | at Saskatchewan Roughriders | 32–13 | Loss | 23,421 | 0–3 |
| 5 | July 23 | BC Lions | 28–22 | Loss | 27,692 | 0–4 |
| 6 | July 30 | at Edmonton Eskimos | 36–30 | Loss | 38,018 | 0–5 |
| 7 | August 6 | Ottawa Renegades | 28–12 | Loss | 28,822 | 0–6 |
| 8 | August 13 | at Winnipeg Blue Bombers | 44–14 | Loss | 24,326 | 0–7 |
| 9 | August 19 | at BC Lions | 39–15 | Loss | 33,119 | 0–8 |
| 10 | August 26 | Winnipeg Blue Bombers | 41–39 | Win | 27,433 | 1–8 |
| 11 | Sept 5 | Toronto Argonauts | 33–30 | Win | 29,600 | 2–8 |
| 12 | Sept 10 | at Toronto Argonauts | 48–0 | Loss | 32,274 | 2–9 |
| 13 | Sept 17 | Calgary Stampeders | 39–17 | Loss | 27,821 | 2–10 |
| 14 | colSpan=6 align="center" | Bye | ||||
| 15 | Sept 30 | Edmonton Eskimos | 40–14 | Win | 27,582 | 3–10 |
| 16 | Oct 7 | at Ottawa Renegades | 43–21 | Loss | 19,069 | 3–11 |
| 17 | Oct 14 | at Calgary Stampeders | 34–17 | Loss | 29,490 | 3–12 |
| 18 | Oct 21 | Ottawa Renegades | 40–32 | Win | 26,912 | 4–12 |
| 19 | Oct 27 | at Toronto Argonauts | 34–11 | Loss | 40,085 | 4–13 |
| 20 | Nov 4 | Montreal Alouettes | 15–9 | Win | 27,114 | 5–13 |