Adam Ignacy Koc (31 August 1891 in Suwałki, Congress Poland – 3 February 1969 in New York City) was a Polish politician, soldier and journalist. Koc, who had several noms de guerre (Witold, Szlachetny, Adam Krajewski), fought in Polish units in the World War One, and in the Polish-Soviet War. In the Second Polish Republic, he was a politician, deputy to the Sejm, officer of the Polish Army, journalist and a member of the Grand Orient of Poland.