| Johnny Grogan | |
| Fullname: | John Grogan |
| Birth Date: | 30 October 1915 |
| Birth Place: | Paisley, Scotland |
| Death Place: | Leicester, England |
| Height: | 5 ft 9 in[1] |
| Years1: | 1930–1931 |
| Clubs1: | St Mirin's Boys Guild |
| Years2: | 1931–1932 |
| Clubs2: | Paisley Carlisle |
| Years3: | 1932–1935 |
| Clubs3: | Shawfield |
| Years4: | 1935–1947 |
| Caps4: | 46 |
| Goals4: | 0 |
| Years5: | 1947–1951 |
| Caps5: | 201 |
| Goals5: | 0 |
| Years6: | 1951 |
| Clubs6: | Bentley Engineering |
| Totalcaps: | 247 |
| Totalgoals: | 0 |
John Grogan (30 October 1915 – 2 April 1976) was a Scottish professional footballer who played in the Football League for Leicester City and Mansfield Town.