| Season: | 2013 |
| Seasonlink: | 2013 Major League Lacrosse season |
| Team: | Chesapeake Bayhawks |
| League: | Major League Lacrosse |
| Teamlink: | Chesapeake Bayhawks |
| Division: | MLL |
| Divisionrank: | 2nd |
| Record: | 9–5 |
| Homerecord: | 5–2 |
| Roadrecord: | 4–3 |
| Goalsfor: | 193 |
| Goalsagainst: | 156 |
| Coach: | Dave Cottle |
| Arena: | Navy–Marine Corps Memorial Stadium |
| Attendance: | 8,596 |
| Goalsleader: | Drew Westervelt (36) |
| Assistsleader: | Kyle Dixon (18) |
| Pointsleader: | Drew Westervelt (48) |
| Pimleader: | Brian Spallina (15.5) |
| Winsleader: | Kip Turner (8) |
| Gaaleader: | Kip Turner (10.35) |
| Champs: | Yes |
| Prevseason Link: | 2012 Chesapeake Bayhawks season |
| Prevseason Year: | 2012 |
| Nextseason Link: | 2014 Chesapeake Bayhawks season |
| Nextseason Year: | 2014 |
The 2013 Chesapeake Bayhawks season was the 13th season for the Chesapeake Bayhawks of Major League Lacrosse. The Bayhawks concluded the year with a 9–5 record, good for 2nd place in the MLL and defeated the Charlotte Hounds 10–9 in the MLL Championship Game to win the franchise's fifth Steinfeld Cup.
| Date | Opponent | Stadium | Result | Attendance | Record | |
|---|---|---|---|---|---|---|
| April 27 | at Rochester Rattlers | Al Lang Stadium | W, 17-14 | 3,940 | 1-0 | |
| May 4 | New York Lizards | Navy–Marine Corps Memorial Stadium | W, 9-3 | 11,125 | 2-0 | |
| May 11 | Ohio Machine | Navy–Marine Corps Memorial Stadium | W, 14-5 | 5,700 | 3-0 | |
| May 18 | at Boston Cannons | Harvard Stadium | L, 14-15 (OT) | 11,156 | 3-1 | |
| June 1 | Hamilton Nationals | Navy–Marine Corps Memorial Stadium | L, 11-12 (OT) | 9,157 | 3-2 | |
| June 6 | at New York Lizards | Icahn Stadium | W, 21-8 | 1,052 | 4-2 | |
| June 15 | Denver Outlaws | Navy–Marine Corps Memorial Stadium | L, 9-13 | 8,539 | 4-3 | |
| June 22 | at Charlotte Hounds | American Legion Memorial Stadium | L, 15-16 (OT) | 3,330 | 4-4 | |
| June 29 | at Hamilton Nationals | Ron Joyce Stadium | W, 17-10 | 3,612 | 5-4 | |
| July 6 | at Ohio Machine | Selby Field | W, 13-12 | 1,994 | 6-4 | |
| July 18 | Boston Cannons | Navy–Marine Corps Memorial Stadium | W, 13-12 (OT) | 8,691 | 7-4 | |
| July 27 | at Denver Outlaws | Sports Authority Field at Mile High | L, 14-12 | 8,235 | 7-5 | |
| August 3 | Rochester Rattlers | Navy–Marine Corps Memorial Stadium | W, 12-8 | 6,129 | 8-5 | |
| August 10 | Charlotte Hounds | Navy–Marine Corps Memorial Stadium | W, 16-14 | 10,831 | 9–5 |
| Date | Opponent | Stadium | Result | Attendance | |
|---|---|---|---|---|---|
| August 24 | vs. Hamilton Nationals (Semifinals) | PPL Park | W, 13-12 | 4,028 | |
| August 25 | vs. Charlotte Hounds (Championship) | PPL Park | W, 10–9 | 3,792 |