| Honorific-Prefix: | Most Reverend |
| Esprit-Marie-Joseph Florens | |
| Apostolic Vicar of Siam | |
| Church: | Catholic Church |
| Diocese: | Apostolic Vicariate of Siam |
| Predecessor: | Arnaud-Antoine Garnault |
| Successor: | Jean-Paul-Hilaire-Michel Courvezy |
| Ordination: | 1786 |
| Consecration: | April 12, 1812 |
| Consecrated By: | Jean Labartette |
| Birth Date: | February 12, 1762 |
| Birth Place: | Lagnes, France |
Esprit-Marie-Joseph Florens (June 4, 1762 – March 30, 1834) was the Vicar Apostolic of Siam.
Esprit-Marie-Joseph Florens was born in Lagnes, France on 4 Jun 1762.[1] In 1786, he was ordained a priest in La Société des Missions Etrangères dedicated to missionary work.[1]
On June 29, 1810, Pope Pius VII was named as Titular Bishop of Sozopolis in Haemimonto and appointed Florens as Coadjutor Vicar Apostolic of Siam. On March 4, 1811, he succeeded Arnaud-Antoine Garnault. He was consecrated bishop on April 12, 1812, by Bishop Jean Labartette, Vicar Apostolic of Cochin.
While bishop, he was the principal consecrator of: