Vikramabahu Karunaratne (Sinhala: වික්රමබාහු කරුණාරත්න, romanized: Vikramabāhu Karuṇāratna; Tamil: விக்கிரமபாகு கருணாரத்தின, romanized: Vikkiramapāku Karuṇārattiṉa; born 8 March 1943) is a Sri Lankan politician. He was a candidate in the 2010 presidential election.