Madelon Szekely-Lulofs
(f)
1899-1958 
András Székely
(m)
1909-1943 
Olympic Medalists 1932 swimming - 4x200 m freestyle relay (bronze)
Éva Székely
(f)
1927-2020 
Olympic Medalists 1952; 1956 swimming - 200 m breaststroke (gold/silver)
Violeta Szekely
(f)
1965- 
Olympic Medalists 2000 1500 m (silver)
Louis C.K.
(a.k.a. Székely) (m)
1967- 
Notable Actors and Entertainers (comedian)
Bulcsú Székely
(m)
1976- 
Olympic Medalists 2000 water polo (gold)