Sumin (수민), alternatively spelled as Soomin, may refer to:
- People
- Sumin, former member of April Kiss
- Sumin, former member of Awe5ome Baby
- Sumin, former member of Black Swan
- Lee Soo Min, former member of C.I.V.A
- Sin Sumin, former member of CoCo
- Sumin, former member of Delight
- Soomin, former member of DPOP Friends
- Sumin of DreamNote, former MIXNINE contestant
- Sumin (currently known as Lumin) of EASTSHINE
- Soomin, former member of GROW.B
- Lee Sumin, former pre-debut member of ISE and former Stars Awakening contestant
- Sumin of Ivory
- Sumin of Magic Girl and SHADOW
- Lee Sumin, former My Teenage Girl contestant
- Lee Soomin, former trainee of MYSTIC Rookies and PlayM GIRLS and former MIXNINE and Produce 101 contestant
- Sumin of Pastel Girls
- Oh Sumin, former member of Seasoning
- Kim Su Min, former Show Queen contestant
- Su Min, former member of SONAMOO
- Hong Sumin, former Stars Awakening contestant
- Sumin of STAYC
- Jung Sumin of TAEKWONCRE
- Sumin, former member of The Couple
- SooMin of tripleS
- Kim Sumin, former Universe Ticket contestant
- Soomin, former pre-debut member of XENEX
- Sumin of xikers