Jaydev Dipakbhai Unadkat is an Indian professional cricketer who has played for the Indian national team. He plays for Saurashtra and Sussex in domestic cricket. He represented India in the Under-19 Cricket World Cup in 2010. In March 2020, Unadkat became the first man to captain Saurashtra to the Ranji Trophy title. In December 2022, Unadkat returned to the Test XI after 12 years.

Domestically Unadkat plays for Saurashtra. He has played for a number of teams in the Indian Premier League. When he was selected by Royal Challengers Bangalore in 2013 he was one of the costliest Indian players. In May 2013 he achieved his best T20 career bowling figures of 5/25 playing against Delhi Daredevils and was named Player of the Match.

After playing for India's under-19 side in England in 2010, taking 13 wickets on his first-class cricket debut against West Indies under-19s at Grace Road, Unadkat was used as a net bowler for the Indian national side in Sri Lanka before making his international debut for India against South Africa in December 2010 in the first Test at Centurion.