Lectionary 237, designated by siglum ℓ 237 (in the Gregory-Aland numbering) is a Greek manuscript of the New Testament, on parchment. Palaeographically it has been assigned to the 12th century.^[1] Scrivener labelled it by 237^evl.^[2] The manuscript has not complex contents. It was supplied from several manuscripts.

The codex contains lessons from the Gospels of John, Matthew, Luke lectionary (Evangelistarium),^[3] on 132 parchment leaves (26.3 cm by 19.6 cm),^[4] with some lacunae at the end.^[2] There are daily lessons from Easter to Pentecost.^[4]

It is roughly executed and apparently made from several copies.^[2] The leaves 128-136 came from other manuscript, leaves 137-139 from another.^[3]

It contains musical notes.^[2]

The text is written in Greek minuscule letters, in two columns per page, 19-20 lines per page.^[4]

Scrivener dated the manuscript to the 13th century,^[2] Gregory to the 12th century.^[3] It is presently assigned by the INTF to the 12th century.^[4][1]

The manuscript was examined by Coxe and Dean Burgon.^[3]

The manuscript was added to the list of New Testament manuscripts by Scrivener (number 237) and Gregory (number 237a). Gregory saw it in 1883.^[3]

The manuscript is not cited in the critical editions of the Greek New Testament (UBS3).^[5]

Currently the codex is housed at the British Library (Add. 36822) in London.^[4][1]

• List of New Testament lectionaries
• Biblical manuscript
• Textual criticism