American writer and actor Mike O'Malley has an estimated net worth of $3 million.

Michael Edward O'Malley was born on October 31, 1966 in Boston, Massachusetts, USA. He is an alumnus of University of New Hampshire. In late 1990s, he decided to move to Los Angeles to pursue a career in acting. Since 2000, he has been married to Lisa O'Malley, with whom he has three children named Declan, Seamus, and Fiona.

After moving to Los Angeles, he starred on The Mike O’Malley Show. Eventually, he became a part of Yes, Dear, a hit series on CBS where he played the role of Jimmy Hughes.

O'Malley has appeared as a guest star on shows such as Parks and Recreation, Eat Pray Love, R.I.P.D., Leatherheads, Deep Impact, 28 Days, My Name Is Earl, and Parenthood. He is also noted for his recurring appearances on TV programs such as My Own Worst Enemy; Glenn Martin, DDS; and Justified.  

As a writer, he published the plays titled Diverting Devotion, and Three Years From Thirty. Currently, he serves as the writer of Showtime's Shameless. Meanwhile, his appearance in the hit series Glee as Burt Hummel garnered him an Emmy Award nomination.