| 100th (Prince of Wales's Royal Canadian) Regiment of Foot | |
|---|---|
_Regiment_of_Foot&sq=&lang=&file=File:100th_regiment_cap_badge.jpg){kind=icon} Badge of the 100th (Prince of Wales's Royal Canadian) Regiment of Foot | |
| Active | 1858–1881 |
| Country |  United Kingdom |
| Branch |  British Army |
| Type | Line Infantry |
| Role | Light Infantry |
| Size | One battalion |
| Garrison/HQ | Birr Barracks, Birr, County Offaly |
| Colors | Blue Facings, |
| March | Quick: Slow: |
The 100th (Prince of Wales's Royal Canadian) Regiment of Foot was a British Army regiment, raised in 1858. Under the Childers Reforms it amalgamated with the 109th Regiment of Foot (Bombay Infantry) to form the Prince of Wales's Leinster Regiment (Royal Canadians) in 1881.