| Season: | 2019 |
| Seasonlink: | 2019 NLL season |
| Team: | Colorado Mammoth |
| Teamlink: | Colorado Mammoth |
| League: | NLL |
| Division: | West |
| Divisionrank: | 4th |
| Record: | 6-12 |
| Homerecord: | 3-6 |
| Roadrecord: | 3-6 |
| Goalsfor: | 181 |
| Goalsagainst: | 193 |
| Generalmanager: | Dan Carey |
| Coach: | Dan Stroup, Pat Coyle, Chris Gill |
| Captain: | Dan Coates |
| Altcaptain: | Joey Cupido Robert Hope |
| Arena: | Pepsi Center |
| Prevseason Year: | 2018 season |
| Prevseason Link: | 2018 Colorado Mammoth season |
| Nextseason Year: | 2020 season |
| Nextseason Link: | 2020 Colorado Mammoth season |
The Colorado Mammoth are a lacrosse team based in Denver, Colorado playing in the National Lacrosse League (NLL). The 2019 season is the 33rd in franchise history and 17th as the Mammoth (previously the Washington Power, Pittsburgh Crossefire, and Baltimore Thunder).