Ignacy Loga-Sowiński (January 20, 1914 – December 10, 1992)[1] was a Polish trade union activist and politician.

He also served as the deputy chairman of the council and was an ambassador of the Polish People's Republic to Turkey from 1971 to 1978.

He is the son of Władysław and Honorata née Misiak, his father being an agricultural laborer.

Ignacy's profession was a bricklayer in the pre-war period, he lived in Łódź during that time.

He was together with Mieczysław Moczar a co-founder of the organization Front Fighting for Our and Your Freedom, which after the uprising of Polish Workers Party transforms into its cells.

During this time he was acting chairman of the central council of the trade union federation CRZZ, after which he was replaced by Władysław Kruczek.