| Charles Stack | |
| Full Name: | Charles Robert Rowan Stack |
| Birth Date: | 30 September 1867 |
| Birth Place: | Lifford, County Donegal, Ireland |
| Death Place: | County Donegal, Ireland |
| Position: | Forward |
| Repyears1: | 1889 |
| Repcaps1: | 1 |
| Reppoints1: | 0 |
Charles Robert Rowan Stack (30 September 1867 — 22 November 1944) was an Irish international rugby union player.
Educated at Trinity College Dublin, Stack was a varsity rugby player and gained an Ireland cap in 1889, appearing against Scotland at Belfast. He also rowed for Trinity College.[1]
Stack was ordained as a priest by the Bishop of Bath and Wells in 1892. He served as a military chaplain during World War I and for many years was the vicar of the Holy Trinity Church in Frome, Somerset.[2]