Driving karts since he was four, Bertrand Baguette dominated the Belgian championship in 2003. The following year he moved on to the Belgian Formula Renault 1.6 to finish third. In 2005 he moved up to Formula Renault 2.0, and in 2007, Formula Renault 3.5, which he won in 2009.
In 2010, Baguette moved his focus to Indycar racing. Debuting in Round 3, Alabama he fought hard to finish his debut season in 22nd, including a tenth-place finish in Round 15, Kentucky. In 2011 he was seventh in the Indy500, and in the GT1 World Championship he was third in one race and fourth in two, from a total of two rounds (four races).
In 2012, Baguette moved to World Endurance Championship racing in the LMP1 class. In 2013, he won the championship in LMP2. In 2014, he debuted in SUPER GT GT500 racing with Epson Nakajima Racing, and finished third in Round 5.
In 2017, he paired up with former Autobacs Racing Team Aguri driver Kosuke Matsuura, resulting in the second NSX-GT win of the season in Round 6, the Suzuka 1000km. They continued their partnership in 2018, resulting in three podiums. Baguette moved to Keihin Real Racing in 2019, and with Koudai Tsukakoshi, finished sixth in the GT500 class. The following season they were third.
In 2021, Baguette aims to become series champion.