Graduated from Newton South High School (1997)

Used to be a script intern on "Late Night with Conan O'Brien" (1993).

Was the Best Man at his brother, Paul Krasinski's wedding to Ashley Russell Krasinski on June 22, 2002, at St. Vincent Ferrer church, followed by a reception at the Rainbow Room in New York City.

First stage experience was starring in a satirical high school play written and cast by B.J. Novak, now a writer and co-star on "The Office" (2005).

Interned at Hill Holliday advertising agency, where he worked on Dunkin' Donuts commercials.

Is friends with David Schwimmer, with whom he work in Duane Hopwood.

Graduated from Brown University in 2002 as an honors playwright (with a B.A. in English Literature).

Father is doctor, mother is nurse. He has two older brothers.

At 6' 3", very tall by regular standards, he is the shortest among his siblings, with his brothers being 6' 6" and 6' 10", respectively.

Brother Kevin, the eldest, is a doctor, and brother Paul, the middle, is strategic consultant.

Graduated from Brown University in 2002 with a B.A. in English Literature.

Studied at the National Theater Institute

Comes from a Polish family.

In License to Wed, the character of Ben's parents are played by John's real life parents.