As the daughter of international Grand Prix riders Mario and Lisa Deslauriers, Lucy Deslauriers has followed their path to the show ring. At only 21 years old, Deslauriers has accumulated many prominent wins, including those against her father. The bond she shares with her partner Hester has molded Deslauriers into one the most successful young riders, winning FEI NAYC medals, a USEF Junior Jumper National Championship, and a USEF U25 National Championship. In 2017, they won the $100,000 Suncast Jumper Classic CSIO4* during week eight of the Winter Equestrian Festival (WEF), where Deslauriers was the youngest rider in the class. In 2018, Deslauriers and Hester won the $132,000 Equinimity WEF Challenge Cup CSI5* during week 12 of WEF following a 23-combination jump-off. She made her senior nations cup debut in the FEI Jumping Nations Cup™ Canada and competed in the FEI Jumping Nations Cup Final in Barcelona, Spain.
In 2019, Deslauriers and Hester placed third in the $500,000 Rolex Grand Prix CSI5* during week 12 of WEF. She competed in the 2019 FEI Jumping Nations Cup USA and the 2019 FEI Jumping Nations Cup Canada, helping the U.S. secure a spot in the 2019 FEI Jumping Nations Cup Final. Deslauriers and Hester aided the U.S. in taking home the team bronze medal at the Lima 2019 Pan American Games. Next, they had a strong showing at the Hampton Classic, winning the $75,000 Douglas Elliman Grand Prix Qualifier CSI4* and finishing second in the $300,000 DOHA.INC Grand Prix CSI4*.
Deslauriers and Hester tallied two wins in 2020: $214,000 Holiday & Horses Grand Prix CSI4* and the $73,000 Sweet Oak Farm Holiday & Horses 1.50m Qualifier CSI4*. The pair started 2021 with a fourth-place finish in the $214,000 Marshall& Sterling/Great American Grand Prix CSI4* during week 4 and a win in the $73,000 Adequan WEF Challenge Round 5 CSI5* during week five of WEF. With Billy de Beaufour, Deslauriers was second in the $25,000 FEI Hermes U25 Grand Prix during week two of WEF.