Vasavi Jayanti or Vasavi Kanyaka Parameshwari Jayanthi is the birth anniversary or first appearance day of Goddess Vasavi, also known as Goddess Vasavi Kanyaka Parameswari. In 2013, Vasavi Jayanti date is May 20.
Vasavi Jayanti is observed on Vaishakha Shukla Dasami, tenth day in bright fortnight in Vaisakh month. Goddess Vasavi Matha, also known as Vasavamba, is generally worshipped by Arya Vaishya communities.
Vasavamba is also known as Nimishamba in some communities in Karnataka. Vasavamba Jayanthi is celebrated with utmost gaiety in Srirangapattana Nimishamba temple which is located on the banks of Cauvery River near Mysore in Karnataka.
Sri Vasavi Kanyaka Parameswari Devi Athmarpanam Dinotsavam falls in Magha Masam (Magh Month) in Telugu and Kannada calendars.
In 2012, Vasavi Jayanti date was May 1.