Tokito Oda became the first player to win three Roland Garros's wheelchair men's singles titles in a row since compatriot Shingo Kunieda won four in a row between 2007 and 2010 after beating Alfie Hewett 6-4 7-6(6) in the final.
Yui Kamiji joined Diede De Groot as a five-time champion at Roland Garros after claiming the wheelchair women's singles crown with a 6-2 6-2 win over Aniek Van Koot.
Guy Sasson won the Roland Garros quad title for the second straight year after defeating Niels Vink 6-4 7-5 in the final.