He served as a bishop and missionary in the Middle East and Africa.
[1] Louis was born in Morestel on 6 April 1839; at the age of 23, he joined the seminary on 22 August 1862 and was ordained a priest of the Order of Friars Minor Capuchins.
On 15 March 1881, Pope Leo XIII'appointed him as Titular bishop of Marocco o Marruecos and Coadjutor Vicar Apostolic of Galla;[2] he was consecrated on 10 December 1882 by The Vicar Apostolic of Galla, Bishop Louis-Taurin Cahagne, OFMCap[3] Louis was supposed to succeed as the Vicar Apostolic of Galla.
However, Pope Leo XIII appointed him as Prefect of Arabia[4] in 1886, then as Vicar Apostolic of Aden on 25 April 1888.
In April 1900, he resigned from the Vicariate at 60 and died three years later on 22 August 1903.