| Arthur Erby | |
| Birth Name: | Arthur Brian Erby[1] |
| Birth Date: | 27 September 1902[2] |
| Birth Place: | Sydney |
| Death Date: | 3 March 1972 |
| Ru Position: | prop |
| Repyears1: | 1923–25 |
| Repteam1: | Wallabies |
| Repcaps1: | 5 |
| Reppoints1: | 0 |
Arthur Brian Erby (27 September 1902 – 3 March 1972) was a rugby union player who represented Australia.[3]
Erby, a prop, was born in Sydney and claimed a total of 5 international rugby caps for Australia.