István Andrássy (5 May 1927, Szolnok, Hungary - 4 August 2012, Budapest) was a Hungarian nematologist.
Starting with his first publication in 1952 on the nematode fauna of Mount Bükk,[1] over his dissertation in 1973 on the evolution of nematodes (published as [2] ) to his last days he was a very prolific scientist, publishing more than 200 manuscripts, chapters and books on the class of Nematoda.
[3][4] He described 530 taxa of nematodes and at least 60 nematode taxa are named after him, which shows the huge respect he had in the nematologists world.