Alahakoon

Alahakoon is a surname. Notable people with the surname include:


 * Jayatissa Alahakoon (1932–2019), Sri Lankan music director and composer
 * Prasanna Alahakoon, Sri Lankan Navy officer and engineer
 * Sujatha Alahakoon (born 1959), Sri Lankan politician
 * (Don)Chandimal Alahakoon, Sri Lankan Doctor and Entrepreneur