Jack Noseworthy (born December 21 1969) is an American actor whose most visible movie role may have been in U-571.

Noseworthy was born in Lynn, Massachusetts, the son of Thelma and Jack Noseworthy. He has two older sisters, Debbie and Nancy. He graduated from Lynn English High School in 1982 and attended Boston Conservatory, from where he has a BFA.

Noseworthy was in Jon Bon Jovi's music video "Always", with Carla Gugino and Keri Russell. He co-starred with Meryl Streep in the Public Theater's 2006 production of Mother Courage. He also starred in a short-lived MTV drama series, Dead at 21. In December 2005, he originated the role of Armand in the musical Lestat during its pre-Broadway run at the Curran Theatre in San Francisco, but left the production during its first week of previews.

Noseworthy made his debut as a nightclub performer in September 2006, at the Metropolitan Room in New York City. His nightclub act, titled "You Don't Know Jack!," is directed by Gary Griffin.

Jack Noseworthy was born on December 21, 1969. He grew up in Massuchusetts, and began acting there. In his late teens, he joined the national tour of the musical "Cats." He then went straight to New York where many other productions followed. Jack also graduated and received his BFA from the Boston Conservatory. After appearing in a Bon Jovi video, "Always," Jack appeared in the Pauly Shore comedy Encino Man (1992). Many films followed, and in 1996, Jack was seen in Brady Bunch Movie, The (1995). After that came more: Barb Wire (1996), Trigger Effect, The (1996), Event Horizon (1997) and Breakdown (1997/I). In his acting experience, he has starred alongside some of the most famous names, including Pamela Anderson (I), Christine Taylor (I), Sam Neill, Laurence Fishburne, and many others. In 1999, he had another hit, Idle Hands (1999), with Devon Sawa. He also has many films due out in 2000, such as Unconditional Love (2002).