| Unit Name: | Mechanized Infantry Brigade |
| Dates: | 2007-Present |
| Country: | Sri Lanka |
| Branch: | Sri Lanka Army |
| Type: | Mechanized infantry |
| Role: | Close-quarters combat Combined arms Counterinsurgency Forward observer Jungle warfare Maneuver warfare Raiding Reconnaissance Urban warfare |
| Size: | Brigade |
| Command Structure: | Security Forces Headquarters - Wanni |
| Current Commander: | Col. Ralph Nugera[1] |
| Battles: | Sri Lankan Civil War |
The Mechanized Infantry Brigade is a mechanized infantry formation of the Sri Lanka Army. This grouping created a highly mobile brigade equipped with Type 63, BMP-2 and WZ551 armoured personnel carriers.