| Aladár Andrássy | |
| Birth Date: | February 17, 1827 |
| Birth Place: | Pest, Kingdom of Hungary |
| Death Place: | Budapest, Austria-Hungary |
| Occupation: | soldier, politician |
| Nationality: | Hungarian |
Count Aladár Andrássy de Csíkszentkirály et Krasznahorka (February 17, 1827 – April 2, 1903) was a Hungarian soldier and politician.
He participated in the Hungarian Revolution of 1848, serving as aide-de-camp to Lieutenant General Józef Bem. After the defeat he lived in emigration. He returned in 1865. He became Count (comes) of Gömör és Kis-Hont County. He was a member of the House of Magnates. Andrássy was awarded the Order of the Golden Fleece.
His parents were Count Károly Andrássy, a politician and Countess Etelka Szapáry. His brothers were Gyula Andrássy Sr., Prime Minister of Hungary, Minister of Foreign Affairs of Austria-Hungary and painter and politician Manó Andrássy. He married Baroness Leontina Wenckheim de Wenckheim (1841–1921).