Frank Joplin (27 February 1894 – 1 March 1984) was a New Zealand cricketer who played four matches of first-class cricket for Wellington in the 1913-14 season.
A middle-order batsman, Joplin's most successful match was in January 1914 against Otago, when he top-scored for Wellington with 80 and 22 in their 85-run victory.