| Meltdown in March 2021 | - |
| Memorial Day - City offices closed | 05/31/2021 |
| Memorial Day - City Offices Closed | 05/25/2020 |
| Memorial Day Invitational Tournament - Broken Arrow Girls Softball | - |
| Million Dollar Quartet Christmas | 11/18/2021 7:30 p.m. - 10:30 p.m. |
| Miss Alma's Rules by Pat Wingate | - |
| Miss Alma's Rules by Pat Wingate | 04/24/2022 2:00 p.m. - 4:00 p.m. |
| Mission 22 Intertribal Veteran Benefit Pow Wow | - |
| Mission 22 Kentucky Derby Polo Benefit Event | 05/01/2021 1:30 p.m. - 9:00 p.m. |
| Mission 22 War at Home Memorial Dedication Ceremony | 06/11/2022 10:00 a.m. - 11:30 a.m. |
| Mixed Doubles Pickleball Tournament | 04/30/2022 8:00 a.m. - 5:00 p.m. |
| MLK Day - City Offices Closed | 01/15/2024 8:00 a.m. - 5:00 p.m. |
| Modern Moms Market | 05/22/2021 10:00 a.m. - 5:00 p.m. |
| Mom & Me Hike | 05/01/2021 11:00 a.m. - 3:00 p.m. |
| Mom and Me Luau | 07/29/2023 5:30 p.m. - 7:30 p.m. |
| Monarch Moment | 04/17/2021 1:00 p.m. - 2:00 p.m. |
| Monarch Moment | 05/01/2021 1:00 p.m. - 2:00 p.m. |
| Mothers Day Madness - Broken Arrow Youth Baseball Tournament | - |
| Mounted Patrol Unit Graduation | 04/21/2023 5:30 p.m. |
| Mounted Patrol Unit Meet and Greet | 04/22/2023 12:00 p.m. - 3:00 p.m. |
