| Robert Marrott | |
| Birth Name: | Robert D. Marrott[1] |
| Birth Date: | c. 1894 |
| Ru Position: | hooker |
| Repyears1: | 1920 |
| Repteam1: | Wallabies |
| Repcaps1: | 2 |
| Reppoints1: | 3 |
Robert D. Marrott (born c. 1894) was a rugby union player who represented Australia.
Marrott, a hooker, claimed a total of 2 international rugby caps for Australia. His brother Bill was also an Australian rugby union representative player.