Namesakes
Ignacy Jan Paderewski
(m) 1860-1941 
Polish Presidents and Prime Ministers 1919 (prime minister)
Ignacy Mościcki
(m) 1867-1946
Polish Presidents and Prime Ministers 1926-1939 (president)
Stanisław Wyspiański
(a.k.a. Ignacy) (m) 1869-1907
Notable Artists
Notable Writers
Ignacy Daszyński
(m) 1866-1936
Polish Presidents and Prime Ministers 1918 (prime minister)
Ignacy Kłopotowski
(m) 1866-1931
Saints