List of Famous people born in Hajdú-Bihar County, Hungary

Adrienn Kocsis de Carulla is a retired Peruvian badminton player who initially played for Hungary but later moved on to represent Perú. Kocsis won Hungarian national championship and Peruvian national championship many times. Most notably, she won two bronze medals at 1999 Pan American games in Canada in two disciplines while representing Perú. She's the winner of several international titles in Italy, Peru, Brazil, Argentina and Chile. She also finished runner-up in Slovenia, Spain, Suriname and Jamaican international tournaments.

Tamara Téglássy is a Hungarian former competitive figure skater. She is an eight-time Hungarian national champion (1984–1991) and competed at the 1988 Winter Olympics in Calgary. She finished in the top ten at four European Championships. Her best world result, 11th, came at the 1988 and 1990 World Championships. She was a member of the Budapest Spartacus Sport Club.

Csilla Fórián is a Hungarian badminton player, born in Debrecen. She competed in women's singles and women's doubles at the 1992 Summer Olympics in Barcelona.

András Tállai is a Hungarian economist and politician, current Secretary of State for Parliamentary Affairs and Taxation, and also Deputy Minister of National Economy since 15 June 2014. Prior that he served as the Secretary of State for Municipalities between 2 June 2010 and 5 June 2014. He was also Political Secretary of Finance between 2001 and 2002. He became a member of the National Assembly (MP) for Mezőkövesd in the 1998 parliamentary election. He served as Mayor of Mezőkövesd from 2002 to 2010. He holds a degree in business administration from the College of Finance and Accountancy and a degree in tax consulting and auditing.

Lajos Kósa is a Hungarian economist and politician, who served as Mayor of Debrecen between 1998 and 2014. He has been a Member of Parliament since 1990.

József Vágó was a Hungarian football defender who played for Hungary in the 1934 FIFA World Cup. He also played for Debreceni VSC.

Zsigmond Járai is a Hungarian politician, who served as Minister of Finance between 1998 and 2000. He was the President of the Budapest Stock Exchange between 1996 and 1998. After his ministership he was appointed President of the Hungarian National Bank. Járai was succeeded by András Simor in 2007.