Erdélyi

• Arthur Erdélyi — Hungarian-born British mathematician
• János Erdélyi — Hungarian poet, critic, author, philosopher and ethnographist
• Stefan Erdélyi — Hungarian-Romanian chess master
• Tamás Erdélyi — professor of mathematics at Texas A&M University
• Vasile Erdelyi - Romanian Greek Catholic bishop of Oradea Mare
• Tommy Ramone aka. Thomas Erdelyi, born Erdélyi Tamás — Hungarian American record producer and musician