Charles Frost may refer to:
Charles Frost (antiquary) (1781–1862), English lawyer and antiquary Charles Frost (military officer), (1631–1697), Maine Charles Frost (naturalist), (1853?–1915), Australian author and collector of reptiles Charles Frost (politician) (1882–1964), Australian politician Charles Christopher Frost (1805–1880), American botanist Charles Sumner Frost (1856–1931), American architect
See also C. F. Frost, the placeholder name on American Express credit cards Charlie Frost, a character in the 2009 film 2012