List of Famous people born on January 21st

Princess and Landgravine Marie of Hesse-Kassel was the consort of George, Grand Duke of Mecklenburg-Strelitz.

Jacques Witkowski is a French civil servant. From 30 January 2013 until 30 July 2014 he served as the Prefect of Mayotte. He was succeeded by Seymour Morsy.

Hussein Saeed Mohammed is a retired Iraqi footballer who played as a forward for the Iraqi Premier League club Al-Talaba and the Iraqi national team and is a former president of the Iraq Football Association. Saeed is in fifth place in the list of top international association goal scorers, with 78 goals. Along with Ahmed Radhi, he is considered to be the best Iraqi player of the 20th century and features in 25th place in Asia's Best Players of the Century list. Hussein is currently the Iraqi national team's highest scoring player with 78 goals.

Masaaki Ōsawa was the governor of Gunma Prefecture in Japan. He was first elected in 2007 after serving in the assembly of Gunma Prefecture.

Christian de Chalonge is a French film director and screenwriter. He directed the 1971 film The Wedding Ring, which starred Anna Karina.

Pyotr Zavadovsky (1739–1812) was a Russian statesman. He was a favourite (lover) of Russian Empress Catherine the Great from 1776 to 1777.

Robert Hudson Borwick, 1st Baron Borwick, known as Sir Robert Borwick from 1902 to 1916, and as Sir Robert Borwick, 1st Baronet from 1916 to 1922, was a British businessman and a Justice of the Peace for the County of London.

Marcela de Sousa Barrozo is a Brazilian theatre and screen actress.

Pierre Georges, better known as Colonel Fabien, was one of the two members of the French Communist Party who perpetrated the first assassinations of German personnel during the Occupation of France during the Second World War.