Uncial 0259 (in the Gregory-Aland numbering), is a Greek uncial manuscript of the New Testament. Paleographically it has been assigned to the 7th century. The codex contains some parts of the 1 Timothy 1:4-5.6-7, on 2 parchment leaves (12 cm by 10 cm). Written in one column per page, 11 lines per page, in uncial letters.
According to Elliott, Treu wrongly deciphered reading ÿùúÿýÿüùñý, according to him the manuscript reads ÿùúÿôÿü÷.
The nomina sacra contracted. It has two singular readings:
The text-type of this codex is mixed. Aland placed it in Category III.
Currently it is dated by the INTF to the 7th century.
Currently the codex is housed at the Berlin State Museums (P. 3605) in Berlin.