Lectionary 284, designated by siglum ℓ 284 (in the Gregory-Aland numbering) is a Greek manuscript of the New Testament, on parchment.
[1] The codex contains parts of the two lessons with the text of the Matthew (26:17-20) and Gospel of John (13:3-12) (Evangelistarium).
[4] The text is written in Greek uncial letters, on 1 parchment leaf (25.5 cm by 21 cm), in two columns per page, 21 lines per page.
[1][4] Scrivener and Gregory dated the manuscript to the 10th century.
[4] The manuscript is not cited in the critical editions of the Greek New Testament (UBS3).