Keely is a surname and given name, and may refer to:
As a surname:
- Conrad Keely, American rock music singer
- Dermot Keely, Irish professional football player and manager
- John Ernst Worrell Keely (1827–1898), American inventor; invented the Keely Motor
- Patrick Keely (fl. early 20th century), American church architect
- Peter Keely (contemporary), British television writer
As a given name:
- Keely Smith (born 1932), American jazz singer
- Keely Wee, Singaporean singer
- Keely Shaye Smith, American journalist, author and television host
- Keely Kelleher, American alpine skier
Read more about Keely: Places