Nelly Adamson Landry (28 December 1916 – 22 February 2010) was a tennis player from Belgium who became a French citizen after marriage.

[1] She was the 1948 women's singles champion at the French Championships where she was seeded third, beating Shirley Fry in a three-set final.

In 1936 and from 1946 until 1948 she won the singles title at the French Covered Court Championships in Paris.

In the latter year she also won the Championships of Egypt at the Gezira Sporting Club in Cairo, defeating Annalisa Bossi in the final.

[6][4] Nelly Adamson married Pierre Henri Landry on 8 February 1937 in Bruges[7] and subsequently Marcel Renault, both former French tennis players.