Here are the Tirthankaras whose names begin with “V”:

• Vasupujya
• Vimalnath

If you meant Tirthankara families/clans starting with “V”, the main one is:

• Vrishni — the family of Vasupujya and Neminath

Jain tradition also commonly says most Tirthankaras belonged to the Ikshvaku dynasty, while some came from other noble clans like Vrishni and Jnatri.