Olga Sáez Larra (Spanish pronunciation: [ˈolɣa ˈsaeθ ˈlara]; born 18 September 1994) is a Spanish former tennis player.

Sáez Larra has career-high WTA rankings of 231 in singles and 356 in doubles.

In her career, she won 11 singles and 14 doubles titles at tournaments of the ITF Women's Circuit.

Sáez Larra represented Spain in Fed Cup competition in 2017, when she lost her first and also last match.