'''First Bank''' is the name used by various financial institutions worldwide. The term, either as whole or as part of a combination of names, may refer to:

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==International== * First Bank of Nigeria, a Nigerian bank with branches in Ghana, South Africa, Guinea, Gambia, Sierra Leone, DRC, UAE, United States, UK, France, China, etc. * First National Bank (disambiguation), a name used by various banks worldwide * First Interstate Bank (disambiguation), a name used by various banks worldwide * First Commercial Bank (disambiguation), used by a bank in Taipei, Taiwan, as well as several in the United States

==Africa== * First Bank of Nigeria, with branches across Nigeria * Afriland First Bank, in Cameroon, Equatorial Guinea, Congo (Brazzaville) and Sao Tome e Principe

==Asia== * First Gulf Bank, in Abu Dhabi, United Arab Emirates * First Microfinance Bank, in Karachi, Sindh, Pakistan * First Microfinance Bank, in Dushanbe, Tajikistan * First Women Bank Limited, in Karachi, Sindh, Pakistan * First Pacific Bank, a former bank based in Hong Kong

==Europe== * First Bank, part of the J.C. Flowers & Co. Group, in Romania * First Trust Bank, part of the AIB Group, in Belfast, Northern Ireland

==United States== * FirstBank Holding Co, also known as 1stBank, a privately held bank based in Lakewood, Colorado with locations in Colorado, California, and Arizona * First American National Bank, a defunct bank now part of Amsouth Bancorporation * First Bancorp, a financial holding company in Southern Pines, North Carolina * First BanCorp, more commonly known as FirstBank, a financial holding company in Puerto Rico * First Bank & Trust, headquartered in Evanston, Illinois and serving the Chicago area * First Bank System, a Minneapolis, Minnesota-based regional bank holding company that had used the trade name '''First Bank''' before the holding company was renamed U.S. Bancorp in 1997 * First International Bank, in Watford City, North Dakota * First Midwest Bank, in Joliet, Illinois * Seafirst Bank, acquired by Bank of America, known in the early 1970s as Firstbank * Security First Network Bank, claimed to be the first pure internet bank, in Atlanta, Georgia

==Caribbean== * FirstCaribbean International Bank, in Barbados * FirstBank (Puerto Rico), in Puerto Rico, formerly First Federal

== Similarly Named == * FirstBank Building, part of the Palmer Center complex, is a class A high-rise office building in Colorado Springs, Colorado. The building was known as the '''Holly Sugar Building''' * First American Bank (disambiguation) * First Commonwealth Bank, a financial services company based in Indiana, Pennsylvania, primarily serving the Western and the Central Pennsylvania regions * First Federal Bank (disambiguation) * First Pennsylvania Bank, a bank based in Philadelphia, Pennsylvania. Founded in 1782, it was for decades the oldest bank in the United States until it was acquired by CoreStates Financial Corporation in 1989 * First Security Bank, a privately held company based in Searcy, Arkansas * First State Bank (disambiguation) * First Westroads Bank, a locally owned community bank in Omaha, Nebraska, USA, with two branches

==Other uses== * First Bank F.C., a Nigerian association football club run by First Bank of Nigeria

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