Sithara Krishnakumar (born 1 July 1986) is an Indian playback singer, composer, dancer and an occasional actor. She predominantly works in Malayalam cinema in addition to Tamil, Telugu and Kannada films. Sithara is trained in Hindustani and Carnatic classical music traditions and is also a recognised ghazal singer. She is the recipient of several awards, including two Kerala State Film Award for Best Singer.
She travels extensively and has performed in concerts and stage shows across the world. Folk and fusion being her other areas of interest. She has collaborated with various popular musical bands in Kerala. In 2014, she formed a musical band Eastraga which focuses on a mix of female oriented songs backed by a team of renowned musicians. She is also part of the 10-member band Project Malabaricus which features contemporarised folk and classical songs.