Namesakes
Austrian Dukes and Emperors:
1 emperor
Emperor Karl I (middle name Hubert) 1916-1918 
Belgian Prime Ministers:
2 prime ministers
Walthère Frère-Orban (a.k.a. Hubert) 1868-1870; 1878-1884
Hubert Pierlot 1939-1945
Bohemian Kings:
1 king
King Karel III (middle name Hubert) 1916-1918
Fictional Characters from Television:
2 characters
Hubert Gruber 1982 'Allo 'Allo!
Ben Seaver (middle name Hubert) 1985 Growing Pains
Hall-of-Famers:
1 basketball, 1 ice hockey
(ice hockey) Bill Quackenbush (a.k.a. Hubert) 1976
(basketball) Hubie Brown 2005
Hungarian Kings and Queens:
1 king
King Károly IV (middle name Hubert) 1916-1918
Notable Actors and Entertainers:
1 actor, 1 presenter
Rudy Vallée (a.k.a. Hubert) 1901-1986
Gert Verhulst (middle name Hubert) 1968-
Notable Artists:
1 fashion designer
Hubert de Givenchy 1927-2018
Notable Athletes:
2 soccer
(soccer) Berti Vogts 1946-
(soccer) Charles Itandje (middle name Hubert) 1982-
Notable Musicians:
1 composer, 1 composer/musician, 1 musician
Hubert Parry 1848-1918
Eubie Blake (middle name Hubert) 1887-1983
Rudy Vallée (a.k.a. Hubert) 1901-1986
Notable Politicians and Statespeople:
4 politicians
Hubert Humphrey 1911-1978
Joseph Luns (middle name Hubert) 1911-2002
Willy Claes (middle name Hubert) 1938-
Jörg Meuthen (middle name Hubert) 1961-
Olympic Medalists:
2 silver, 1 bronze, 1 silver/gold
(bronze) Reginald Potts (middle name Hubert) 1912 artistic gymnastics
(silver/gold) Hubert Van Innis 1900; 1920 archery - au chapelet 33 m; archery - au cordon doré 33 m; archery - au cordon doré 50 m; archery - Championnat du Monde; archery - moving target 28 m; archery - moving target 28 m, team; archery - moving target 33 m; archery - moving target 33 m, team; archery - moving target 50 m; archery - moving target 50 m, team
(silver) Alfred Nichols (middle name Hubert) 1920 cross country team
(silver) Hubert Houben 1928 4x100 m relay
Other Leaders:
1 prime minister
Prime Minister Hubert Loutsch 1915-1916 Luxembourg
Saints:
3 saints, 1 blessed
Saint Hubert ?-714
Saint Hubert ?-727
Saint André-Hubert Fournet 1752-1834
Blessed Karl of Austria (middle name Hubert) 1887-1922
Shakespearian Characters:
1 character
Hubert de Burgh King John