Frank Brunton Smith (13 March 1922 – 6 July 1997) was a New Zealand cricketer who played in four Tests between 1947 and 1952. He played first-class cricket for Canterbury from 1946 to 1953. His father Frank played for Canterbury in the 1920s; Brun's son Geoff played for Canterbury in the 1970s.
| Format | Matches | Runs | Avg | 100s/50s | Top Score | Wickets | Bowl Avg | Best Bowling | Catches/St |
| Test | 4 | 237 | 47.40 | 0/2 | 96 | – | – | – | 1/– |
| First-class | 49 | 2643 | 33.03 | 4/14 | 153 | 1 | 76.00 | 1/6 | 21/– |
