Papyrus 9 (in the Gregory-Aland numbering), signed by 𝔓9, and named Oxyrhynchus papyri 402, is an early copy of the New Testament in Greek.

It is a papyrus manuscript of the First Epistle of John, dating paleographically to the early 3rd century.

[1] Papyrus 𝔓9 was discovered by Bernard Pyne Grenfell and Arthur Surridge Hunt in Oxyrhynchus, Egypt.

Papyrus 𝔓9 is currently housed at the Houghton Library, Harvard University, Semitic Museum Inv.

[1][2] The surviving text is a fragment of one leaf containing verses 4:11-12,14-17, written in one column per page.