List of Famous people born in March

Harry Brakmann Helmsley was an American real estate billionaire whose company, Helmsley-Spear, became one of the country's biggest property holders, owning the Empire State Building and many of New York's most prestigious hotels. From humble beginnings, Helmsley moved up in property through natural salesmanship, a willingness to delegate, and shrewd acquisition policies that were ahead of their time. His second marriage to Leona Roberts led to charges of false accounting and tax evasion as well as a celebrated trial, where Harry was judged too frail to plead, but Leona was fined and jailed.

Pekka Olavi Haavisto is a Finnish politician of the Green League who has been serving as the Minister for Foreign Affairs since 2019.

Emil Abderhalden was a Swiss biochemist and physiologist. His main findings, though disputed already in the 1910s, were not finally rejected until the late 1990s. Whether his misleading findings were based on fraud or simply the result of a lack of scientific rigor remains unclear. Abderhalden's drying pistol, used in chemistry, was first described by one of his students in a textbook Abderhalden edited.

Willy Zeyn was a German film editor and producer. He was the son of the silent film director Willy Zeyn.

Heinz Staab was a German chemist. He was director of the Max Planck Society from 1984 until 1990.

Jaan Manitski is an Estonian businessman, politician and art collector. He served as the Minister of Foreign Affairs of Estonia in 1992.