Lakatos is a Hungarian surname (meaning locksmith), and may refer to:
Brent Lakatos, (born 1980), Canadian athlete
Géza Lakatos, a Hungarian general during World War II; briefly served as Prime Minister of Hungary
Imre Lakatos, a philosopher of mathematics and science; the Lakatos Award is named after him
Imre Schlosser-Lakatos, Hungarian footballer
Menyhért Lakatos Hungarian Romani writer
Pál Lakatos, Hungarian boxer
Roby Lakatos, a Romani (Gypsy) violinist from Hungary