Namesakes
Bohemian Kings:
4 kings
King Václav I (a.k.a. Wenceslaus) 1230-1253 
King Václav II (a.k.a. Wenceslaus) 1278-1305
King Václav III (a.k.a. Wenceslaus) 1305-1306
King Václav IV (a.k.a. Wenceslaus) 1378-1419
King Wenzel (a.k.a. Wenceslaus) 1376-1400
Hungarian Kings and Queens:
1 king
King Vencel III (a.k.a. Wenceslaus) 1301-1305
Polish High Dukes and Kings:
2 kings
King Wacław II (a.k.a. Wenceslaus) 1296-1305
King Wacław III (a.k.a. Wenceslaus) 1305-1306
Saints:
1 saint
Saint Wenceslaus 907-935