Patrick McDonnell (born March 17, 1956) is the creator of the daily comic strip Mutts. He has also illustrated Russell Baker's Sunday Observer column in the New York Times magazine and created the monthly comic strip Bad Baby for Parents magazine. He has contributed to Sports Illustrated, Reader's Digest, Forbes, Time and many others, and has co-authored the book Krazy Kat: the Comic Art of George Herriman.
A book of his life and work, Mutts: The Comic Art of Patrick McDonnell, was published in 2003 by Abrams Publishing.
McDonnell is also member of the Board of Directors of The Humane Society of the United States.
McDonnell and his wife Karen reside in Edison, New Jersey, with their dog Peanut, and their cat, MeeMow. Their Jack Russell, Earl, who was the inspiration and constant muse for the Mutts character of the same name, died in November 2007 after living with Patrick for over 18 years.
He recently collaborated with author Eckhart Tolle to create Guardians of Being, a philosophical picture book.