Yianna may refer to:

Yianna Katsoulos (born 1960), European-American singer Yianna Stavrous (fl. 2010s), Australian singer on The Voice season 1 in Australia Yianna Olymbiou (fl. 1950s), actress at the Lemos Theater SS John Stagg, named Yianna from 1961 to 1968

See also Gianna Joanna Yannis Ioannis