Born in Hungary in 1975.
He studied at the Hungarian Academy of Drama and Film as an actor and in the same year began studies as a film director. His short film AFTA went on to win numerous international awards (Oberhausen, Krakow, Ludwigsburg, Imola and St. Petersburg).
PLEASANT DAYS, his first feature, was awarded the Silver Leopard in Locarno in 2002. In 2003 JOAN OF ARC ON THE NIGHT BUS was invited to Director's Fortnight in Cannes. His diploma film LITTLE APOCRYPHA No. 2 was the first Hungarian participant of Cannes' Cinéfondation. Kornél entered in the Cannes Résidence in 2003 with his project DELTA.
His second feature film, JOHANNA - an operatic adaptation of the story of Joan of Arc - was presented in Cannes Un Certain Regard in 2005.
In 2008, DELTA, his third feature, was awarded the Golden Reel Main Prize for best film at the 39th Hungarian Film Week, and was presented in competition in Cannes, where it received the FIPRESCI Prize.
1999: This I Wish and Nothing More / Nincsen nekem vágyam semmi (graduation film)
2001: Day after Day / Afta (s)
2002: Pleasant Days / Szép napok
2003: Little Apocrypha No. 1 / Kis Apokrif No. 1 (s)
2003: Joan of Arc on the Night Bus /A 78-as Szent Johannája (s)
2004: Little Apokrypha No. 2 / Kis Apokrif No. 2 (s)
2005: Lost and Found - Short Lasting Silence (sketchfilm)
2010: Tender Son - The Frankenstein Project / Szelíd teremtés - A Frankenstein -terv