Kaushik/Koushika is a gotra and also surname of Brahmins mainly found in India. There was a Rishi (saint) by the name of "Vishvamitra" literally meaning 'friend of the universe','vishwa' meaning universe and 'mitra' meaning friend. He was also called as Rishi 'Kaushika'.
Baby Name : Kousika. Gender : girl. Origin : Hindu, Bengali, Gujarati, Hindi, Indian, Kannada, Malayalam, Marathi, Oriya, Tamil, Telugu. Kousika Meaning: Silk. Variant: no variations.