Uncial 0104 (in the Gregory-Aland numbering), õ 44 (Soden), is a Greek uncial manuscript of the New Testament. It is dated paleographically to the 6th-century.
The codex contains a small parts of the Matthew 23:7-22; Mark 1:27-41; 13:12-14:3 on four parchment leaves (32 by 22 cm). It is written in two columns per page, 36 lines per page, in large uncial letters. It is a palimpsest, the upper text contains a homily in Hebrew.
The text is divided according to the (chapters), with (titles). It contains lectionary markings at the margin (for liturgical use).
The Greek text of this codex is a representative of the Byzantine text-type. Aland placed it in Category V.
Currently it is dated by the INTF to the 6th-century.
The codex now is located in the Bibliothèque nationale de France (Suppl. Gr. 726, ff. 1-5, 8-10), at Paris.