PS1

PS1, Ps 1, PS-1, PS/1 or PS One may refer to:

==Arts and entertainment== MoMA PS1 (derived from "Public School One"), American contemporary art institution Ponniyin Selvan: I or PS I, a 2022 Indian Tamil language period action-drama film by Mani Ratnam Ponniyin Selvan: I (soundtrack), its soundtrack album by A. R. Rahman