| Paygrade | Title | Insignia |
| collar device | ||
| O-1 | Second Lieutenant |  |
| O-2 | First Lieutenant |  |
| O-3 | Captain |  |
| O-4 | Major |  |
| O-5 | Lieutenant Colonel |  |
| O-6 | Colonel |  |
| O-7 | Brigadier General |  |
| O-8 | Major General |  |
| O-9 | Lieutenant General |  |
| O-10 | General |  |
United States Marine Corps Commissioned Officer Rank Structure
| Paygrade | Title | Insignia |
| collar device | ||
| O-1 | Second Lieutenant | |
| O-2 | First Lieutenant | |
| O-3 | Captain | |
| O-4 | Major | |
| O-5 | Lieutenant Colonel | |
| O-6 | Colonel | |
| O-7 | Brigadier General | |
| O-8 | Major General | |
| O-9 | Lieutenant General | |
| O-10 | General | |