List of Famous people born in January

Ronald Owen Perelman is an American banker, businessman and investor. MacAndrews & Forbes Incorporated, his company, has invested in companies with interests in groceries, cigars, licorice, makeup, cars, photography, television, camping supplies, security, gaming, jewelry, banks, and comic book publishing. Perelman holds significant shares in companies such as Deluxe Entertainment, Revlon, SIGA Technologies RetailMeNot, Merisant, Scantron, Scientific Games Corporation, Valassis, vTv Therapeutics and Harland Clarke. He previously owned a majority of shares in AM General, but in 2020 sold the majority of his shares in AM General along with significant works of art, in light of the impact of the economy on the high debt burdens many of his companies have from leveraged buyouts. In early 2020, Revlon, acquired by Perelman in the 1980s, undertook a debt deal. Previously worth 19.8 billion in 2018, Perelman is, as of September 2020, worth 4.3 billion.

Toshiki Kashu is a Japanese actor, best known for his role as Shouichi Tsugami, the main character of the Kamen Rider series Kamen Rider Agito.

Rainer Zitelmann is a German historian, author, management consultant and real estate expert.

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Emmanuel Agyenim "Ema" Boateng is a Ghanaian professional footballer who currently plays as a winger for MLS side New England Revolution.

Nao Nagasawa is a Japanese actress, voice actress, former singer and model. She is known for her roles in various tokusatsu series, film, and drama, such as "Nanami Nono / Hurricane Blue" in the series Super Sentai Ninpuu Sentai Hurricaneger.

Rusi P. Taleyarkhan is a faculty member in the Department of Nuclear Engineering at Purdue University since 2003. Prior to that, he was on staff at the Oak Ridge National Laboratory (ORNL) in Oak Ridge, Tennessee. He obtained his Bachelor of Technology degree in Mechanical Engineering from the Indian Institute of Technology, Madras in 1977 and MS and PhD degrees from Rensselaer Polytechnic Institute (RPI) in 1978 and 1982 respectively. He also holds an MBA from RPI. He was judged guilty of research misconduct for "falsification of the research record" by a Purdue review board in July, 2008.

Kaio Jorge Pinto Ramos, known as Kaio Jorge or simply Kaio, is a Brazilian footballer who plays for Santos as a forward.

Walter Kaufmann is a German-Australian writer of Polish origin.

Hugo Heliodoro Aguilar Naranjo is a Colombian policeman, businessman, and politician. He retired with the rank of Lieutenant Colonel. Served as governor of his home state of Santander from 2004 to 2007. In 1993, he led the operation that resulted in the death of Medellin Cartel founder Pablo Escobar.