Ferdinand Mülhens (December 23, 1844 – January 15, 1928) was a land owner and entrepreneur in Königswinter, Germany. Mülhens was born in Cologne.
In the 19th century he managed the perfume factory founded by his grandfather Wilhelm Mülhens at Cologne's Glockengasse 4711, producing the original Eau de Cologne. As owner of the 4711 brand, he received an imperial warrant as purveyor to the imperial and royal court in Vienna.