| Billy Gallier | |
| Fullname: | William Henry Gallier |
| Birth Date: | 24 April 1932 |
| Birth Place: | Cannock, England |
| Death Place: | Tamworth, England |
| Position: | Utility |
| Youthclubs1: | West Bromwich Albion |
| Years1: | 1955–1956 |
| Clubs1: | Walsall |
| Caps1: | 10 |
| Goals1: | 0 |
| Years2: | 1956–1960 |
| Clubs2: | Tamworth |
| Caps2: | 109 |
| Goals2: | 18 |
| Years3: | 1960–196? |
| Caps3: | ? |
| Goals3: | ? |
| Totalcaps: | 119 |
| Totalgoals: | 18 |
| Managerclubs1: | Armitage |
William Gallier (24 April 1932 – 6 February 2011)[1] was an English footballer and manager, who played for Walsall, Tamworth and Hednesford Town during his career, before going on to manage Armitage.[2]