Namesakes
Notable Scientists and Inventors:
1 paleontologist
Adolf Seilacher (a.k.a. Dolf) 1925-2014 
Notable Writers:
1 author
Dolf Verroen 1928-
Olympic Medalists:
1 gold
(gold) Adolf van der Voort van Zijp (a.k.a. Dolf) 1924 equestrian
Swiss Presidents:
1 president
Adolf Ogi (a.k.a. Dölf) 1993; 2000