Martin Lawrence Files for Divorce

4/30/2012 4:35 PM PDT BY TMZ STAFF
Martin Lawrence
has filed for divorce ... TMZ has learned.

Martin filed the docs in L.A. County Superior Court -- citing "irreconcilable differences."

Martin and his wife Shamicka got married on July 10, 2010 -- and separated just last week on April 24th. Martin filed for divorce the very next day.

The couple has two children -- 11-year-old Iyanna and 9-year-old Amara Trinity. Martin wants joint physical/legal custody.

Oh yeah -- There IS a prenup.

Martin and his wife have released a joint statement, claiming, "Out of love and respect for one another, we will continue to remain friends and raise our two beautiful daughters together."