Rite: Roman (Latin)
Type: Titular Metropolitan See 
Name: Leontopolis in Augustamnica (latine) / Leontopoli di Augustamnica (Italiano) / Leontopolitan(us) in Augustamnica (Latin)
Location: Tell-Moqdam, pr. Augustamnica II, Egypt
- Established as Titular Episcopal See of Leontopolis in Bithynia (latine) / Leontopoli di Bitinia (Italiano) / Leontopolitan(us) in Bithynia (Latin)
- 1880?: Promoted as Titular Metropolitan See of Leontopolis in Bithynia (latine) / Leontopoli di Bitinia (Italiano) / Leontopolitan(us) in Bithynia (Latin)
- 1925: Renamed as Titular Metropolitan See of Leontopolis (latine) / Leonto (Italiano) / Leontopoli (Italiano)
- 1929: Renamed as Titular Metropolitan See of Leontopolis (latine) / Leontopoli (Italiano)
- 1933: Renamed as Titular Metropolitan See of Leontopolis in Augustamnica (latine) / Leontopoli di Augustamnica (Italiano) / Leontopolitan(us) in Augustamnica (Latin)