| Otto Moltke | |
| Fullname: | Otto Knud Johan Axel Moltke |
| Birth Date: | 10 July 1897 |
| Birth Place: | Østerbro, Denmark |
| Position: | Defender |
| Years1: | 1914–1927 |
| Clubs1: | Akademisk Boldklub |
| Nationalyears1: | 1919 |
| Nationalteam1: | Denmark |
| Nationalcaps1: | 1 |
| Nationalgoals1: | 0 |
Otto Knud Johan Axel Moltke (10 July 1897 - 13 September 1952) was a Danish footballer who played as a defender.[1] He made one appearance for the Denmark national team in 1919.[2]