Candless may refer to:
- Candless, a member of the Grayson Space Navy.
- James Candless, son of the above, and an officer of the Harrington Guard.
- James Candless Memorial Field, the home field of the Harrington Treecats.
- the Jamie Candless, a sub-light runabout owned by Honor Harrington.
- GSNS Randolph Candless, a battlecruiser of the Grayson Space Navy.