Lleyton Hewitt will be eager to test his new-found confidence on clay against former champion Gaston Gaudio in the French Open second round on Thursday.
The fourth seeds beat Italian pair of Simone Bolelli and Flavio Cipolla 6-4, 6-1 in the first round.
Divij Sharan and Purav Raja moved within a victory from qualifying for the Wimbledon men's doubles event after recording a comfortable straight sets win in London.
Prakash Amritraj began his campaign at the Hall of Fame Tennis Championships with an easy straight sets win over Flavio Cipolla, in Newport.