Matthias Joseph Archduke of Austria
- Category : 1904-births
- Type : ME
- Profile : 1/3 - Investigating / Martyr
- Definition : Split - Small (19)
- Incarnation Cross : RAX Service 2
Austrian archduke, the fifth-born of the six children of Archduke Joseph August and his wife Princess Auguste of Bavaria.
He died on 7 October 1905, aged 15 months.