Kalle Randalu (born 25 November 1956) is an Estonian pianist.
Randalu was born in Tallinn, and trained at the Moscow Conservatory under Lev Vlassenko.
He subsequently won the 1985 ARD Competition in Munich, and settled in Germany in 1988.
He is a professor at the Musikhochschule Karlsruhe and an honorary doctor of the Estonian Academy of Music and Theatre.
He has made recordings of chamber music by Carl Reinecke, Zdeněk Fibich, Gabriel Fauré, Charles Koechlin, André Caplet, Béla Bartók, Erwin Schulhoff, Gideon Klein, Paul Hindemith and Pēteris Vasks.