Namesakes
Bishops of Rome and the Popes:
1 pope
John Paul II (a.k.a. Karol) 1978-2005 
Notable Athletes:
1 soccer
(soccer) Karol Linetty 1995-
Notable Musicians:
1 singer
Karol G 1991-
Polish Presidents and Prime Ministers:
1 prime minister
(prime minister) Jerzy Buzek (a.k.a. Karol) 1997-2001
Saints:
1 saint
Saint John Paul II (a.k.a. Karol) 1920-2005