Enno Dirksen (3 January 1788 – 16 July 1850) was a German mathematician at the University of Berlin.

[2] On the suggestion of Jabbo Oltmanns [de], he enrolled at Göttingen University in 1817 to study mathematics.

He pursued his doctorate there advised by Johann Tobias Mayer and Bernhard Friedrich Thibaut.

He habilitated at the University of Berlin's mathematics department as an expert in astronomy.

The noted mathematician Carl Gustav Jacob Jacobi was one of the students he advised.