Lukas Feurstein (born May 18, 2001) is an Austrian World Cup alpine ski racer who specializes in Super-G and giant slalom.

In February 2019, Feurstein won two medals at the 2019 European Youth Olympic Winter Festival in Sarajevo, finishing second in the mixed team event and third in the slalom.

At the 2021 World Junior Alpine Skiing Championships in Bansko, Feurstein secured a win in the giant slalom as well as a silver medal in the super-G.

On January 28, 2023, Feurstein achieved his first top 10 result in the world cup, finishing sixth in the Super-G at Cortina d'Ampezzo.

His cousin Patrick Feurstein (b.1996) is also a World Cup alpine ski racer, specializing in giant slalom.