Jonny is a given name that can refer to:
- Jonny Anomaly, a Muggle magician in the early 20th century
- Jonny Nuhaka, played Keeper on the Australian National Quidditch team
Behind the scenes[]
Real-world individuals with the given name Jonny include:
- Jonny Duddle, a Welsh illustrator who created artwork for the 2014 re-releases of the Harry Potter novels
- Jonny Greenwood, portrayed Kirley Duke the lead guitarist of The Weird Sisters in the film adaptation of Harry Potter and the Goblet of Fire