Namesakes
Nicolaus Copernicus
(m) 1473-1543 
Notable Scientists and Inventors
Nicholas V
(a.k.a. Nicolaus) (m) 1397-1455
Bishops of Rome and the Popes 1447-1455
Nicholas I the Great
(a.k.a. Nicolaus) (m) 820-867
Bishops of Rome and the Popes 858-867
Saints (Nicholas)
Nicholas II
(a.k.a. Nicolaus) (m) c. 990-1061
Bishops of Rome and the Popes 1058-1061
Nicholas III
(a.k.a. Nicolaus) (m) c. 1210-1280
Bishops of Rome and the Popes 1277-1280
Nicholas IV
(a.k.a. Nicolaus) (m) 1227-1292
Bishops of Rome and the Popes 1288-1292
Nicholas
(a.k.a. Nicolaus) (m) 1258-1333
Bishops of Rome and the Popes 1328-1330
Lennart of Sweden
(middle name Nicolaus) (m) 1909-2004
Other Royalty 1909-1932 Sweden (prince)