Yanelis Santos Allegne (born 30 March 1986, in Ciego de Ávila) is a volleyball player from Cuba, who represents the women's national team as a setter/opposite in the international team competition since 2002.
Santos was named "Best Server" at the 2007 FIVB World Cup and the 2008 Summer Olympics.
Santos holds the fastest volleyball spike recorded, at 103 km/h (64 mph).