Indonesia by IOC country code

Indian National Army

Ine of Wessex, king of Wessex from 688 to 726

INA, a division of the Schaeffler Group

Insurance Company of North America, now part of CIGNA, a Philadelphia-based insurance company

Ina, Illinois, United States

Iraqi National Accord, an Iraqi political party

Princess Ina (Inahime) of Japan

Ina, Nagano, Japan

Institute of Nautical Archaeology

Ina (crater), a depression on the Moon

Iňa, Slovakia

INA - Industrija nafte, Croatia's national oil company

Ina (goddess), a lunar deity in Polynesian mythology

Institut national de l'audiovisuel, a repository of all French radio and television audiovisual archives

Ina, Ibaraki, Japan

Ina River, Poland

Ina, Saitama, Japan

Immigration and Nationality Act