may refer to:
Ibo, Mozambique, one of the Quirimbas Islands
Ibo District, Hyōgo, a district of Hyōgo Prefecture in Japan
Ibo River, a stream in Hyōgo Prefecture, Japan
Igboland, the traditional lands of the Igbo people in the south-eastern region and surrounding states in Nigeria
Aboh, a Nigerian city in Igboland also formerly known as "Ibo"
International Baccalaureate Organization, the former name of the International Baccalaureate
International Biology Olympiad, an annual competition
International Boxing Organization
International Radio and Television Organisation (International Broadcasting Organization)
Intellectual Property Business Organization
Independent Business Owner
Igbo people, an ethnic group of Nigeria
Igbo language, a language of Nigeria
İbrahim Tatlıses, a Kurdish pop-folk singer also known as "Ibo"
Ibo Bonilla, a Costa Rican sculptor and architect