List of Famous people born in May

Jaroslav Kurzweil is a Czech mathematician. He is a specialist in ordinary differential equations and defined the Henstock–Kurzweil integral in terms of Riemann sums, first published in 1957 in the Czechoslovak Mathematical Journal. Kurzweil has been awarded the highest possible scientific prize of the Czech Republic, the "Czech Brain" of the year 2006, as an acknowledgement of his life achievements.

Aleksandr "Sasha" Yuriyevich Kaleri is a Russian cosmonaut and veteran of extended stays on the Mir Space Station and the International Space Station (ISS). Kaleri has most recently been in space aboard the ISS serving as a flight engineer for the long duration Expedition 25/26 missions. He has spent the fourth-longest time in space of any person, the longest time in space of any currently active cosmonaut, and the longest time in space of any person not born in what is now Russia.

Steven Brill is an American actor, film producer, director, and screenwriter. He directed and co-wrote Little Nicky and directed Mr. Deeds, Without A Paddle, Heavyweights, and Drillbit Taylor. He has had cameo roles in all three Mighty Ducks movies, and appeared in The Wedding Singer, Mr. Deeds, and Knocked Up, although his role in the latter has been miscredited to Judd Apatow. He also appeared as the Barfly in Sex, Lies, and Videotape.

Óscar Alzaga is a Spanish jurist, academic and politician. He is the founder of People's Democratic Party. Until 1987 he was an active politician in Spain.

Robert Lee Allen is an American activist, writer, and Adjunct Professor of African-American Studies and Ethnic Studies at the University of California, Berkeley. Allen received his Ph.D. in Sociology from the University of California, San Francisco, and previously taught at San José State University and Mills College. He was Senior Editor of The Black Scholar: Journal of Black Studies and Research, published quarterly or more frequently in Oakland, California, by the Black World Foundation since 1969.

Robert Anthony Kowalski is a logician and computer scientist, whose research is concerned with developing both human-oriented models of computing and computational models of human thinking. He has spent most of his career in the United Kingdom.

Linda Pastan is an American poet of Jewish background. From 1991–1995 she was Poet Laureate of Maryland. She is known for writing short poems that address topics like family life, domesticity, motherhood, the female experience, aging, death, loss and the fear of loss, as well as the fragility of life and relationships. Her most recent collections of poetry include Insomnia, Traveling Light, and A Dog Runs Through It.

Joachim Wundrak is a German retired Lieutenant General and politician for the AfD, who has been a member of the Bundestag, the federal diet since 2021 German federal election.