Nicolaas Johannes Steyn De Lange (born 23 August 2001) is a South African freestyle wrestler who currently competes at 97 kilograms.

[2] In May 2022, in El Jadida, Morocco, he lost to Mostafa Elders of Egypt in the final of the African Championships.

[3] In early August 2022, in Birmingham, having lost in the final to Nishan Randhawa of Canada, De Lange won the silver medal at the 2022 Commonwealth Games.

[6] In September 2023, at the World Championships in Belgrade, he lost to Russian Abdulrashid Sadulaev in the round of 32 and finished in 29th place.

[7] In March 2024, at the Africa and Oceania qualifying tournament in Alexandria, he managed to win a spot at the 2024 Summer Olympics in Paris.