| His Royal Slyness | |
|---|---|
| Directed by | Hal Roach |
| Produced by | Hal Roach |
| Written by | H.M. Walker |
| Starring | Harold Lloyd |
| Release date(s) | 8 February 1920 |
| Running time | 27 minutes |
| Country | United States |
| Language | Silent English intertitles |
His Royal Slyness is a 1920 short comedy film featuring Harold Lloyd. It was remade in 1927 as Long Fliv the King which featured Oliver Hardy.