Name Kaustubh has Indian origin and is shared across persons, who are either Jain or Hindu by religion. Name Kaustubh generally means Jewel of lord Vishnu or A Jewel of lord Vishnu or Immortal and is a Masculine (or Boy) name. Name Kaustubh belongs to Rashi Mithun (Gemini) and Nakshatra (constellation) Sravana, Mrigashiras. |