| Birth Date: | 6 July 1924 |
| Birth Place: | The Hague, the Netherlands |
| Death Date: | 1 November 2006 (aged 82) |
| Death Place: | The Hague, the Netherlands |
| Sport: | Water polo |
| Club: | HZ ZIAN, The Hague |
Frits Smol (6 July 1924 – 1 November 2006) was a Dutch water polo player who won a European title in 1950. He competed in the 1948 and 1952 Summer Olympics and won a bronze medal in 1948, placing fifth in 1952. He was the second best Dutch player at those games after Ruud van Feggelen, scoring ten goal in 1948 and eight goals in 1952.