Roman Kozłowski

Roman Stanisław Jakub Kozłowski (1 February 1889 – 2 May 1977) was a Polish palaeontologist. He is best known for his work on graptolites.

Kozłowski was born in Włocławek, a town near Warsaw, on 1 February 1889. He studied in Switzerland and Paris, finishing at the Sorbonne in 1910. After working at the Museum of Natural History in Paris, he moved to Bolivia. There he was a professor and director of the National School of Mines.

Kozłowski became a member of the Polish Academy of Sciences. He was the first director of the Academy's Institute of Paleobiology and founded Acta Palaeontologica Polonica. He received many awards for his work, including the Mary Clark Thompson Medal in 1958 and the Wollaston Medal in 1961. A special type of graptolite, called the Kozlowskitubus, was named after him.