Ulysse Delsaux (born 22 September 1997) is a French professional racing driver who currently competes in the NASCAR Whelen Euro Series, driving the No.

[2] In 2013, Delsaux switched to stock car racing and joined the NASCAR Whelen Euro Series Developmental program.

[3] In 2014, he made his debut in the NASCAR Whelen Euro Series, signing a contract to compete in the Elite 2 class with RDV Competition.

In 2016, he made his K&N East debut for Precision Performance Motorsports during the season-opening round at New Smyrna.

He scored an emotional first Euro Series career victory at Valencia, winning by 3.5 seconds over eventual championship winner Thomas Ferrando in the Sunday race.

Afterward, Delsaux was joined by fellow drivers, spotters, and NASCAR officials to celebrate in the victory lane.

[9] Leading the championship coming to the double points-paying playoff rounds at Hockenheim and Zolder, Delsaux started his playoff run with his third victory at the season at the Saturday race in Hockenheim before a puncture on the final lap of the Sunday race denied him of an opportunity to sweep the weekend.

[12][13] Delsaux returned to the Elite 1 class in 2019 to replace Bobby Labonte in the second RDV team.

36 is an inversion of 63, which serves as a tribute to both his father Emmanuel, who was born in 1963, and Jim Clark, who won his first Formula One title in 1963.

[2] He has said that his aspirations in racing "is the demonstration that there is no obstacle you cannot overcome with hard work, passion, and a strong will to succeed".