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Dan Grimaldi

b. 1946

American actor

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About Dan Grimaldi

Born 1946. Dan Grimaldi is an American actor, pedagogue, professor and mathematician.

Dan Grimaldi (born March 7, 1946) is an American actor and mathematics professor who is known for his roles as twins Philly and Patsy Parisi on the HBO television series The Sopranos, various characters on Law & Order (1991–2001), Don't Go in the House, The Junkman (1982), Men of Respect (1990), and The Yards (2000).

Education Grimaldi has a bachelor's degree in mathematics from Fordham University, a master's degree in operations research from New York University, and a PhD in data processing from the City University of New York, and teaches in the Department of Mathematics and Computer Science at Kingsborough Community College in Brooklyn, New York.

Career In addition to his role on The Sopranos, he has also had some minor film credits, most notably as mother-fixated pyromaniac Donny Kohler in the 1980 slasher film Don't Go in the House, and some guest TV appearances, including several episodes on Law & Order as well as appearing in 2011 as Tommy Barrone Sr. in "Moonlighting", the 9th episode of the 2nd season of the CBS show Blue Bloods. He appeared as an executive in the 2000 film The Yards and Grimaldi also voices "Frank" for the video game Mafia.

Filmography Film

Television Year Title Role Notes 1991–2001 Law & Order Various 5 episodes 1991 The Days and Nights of Molly Dodd Waiter 1 episode 1997 New York Undercover Mike Waites 1 episode 1998 NYPD Blue Joe Latona TV series; 1 episode 1999 Third Watch Bartender TV series; 1 episode 2000–2007 The Sopranos Patsy Parisi / Philly Parisi 47 episodes 2003 Dragnet Alvin Moresco 1 episode 2011 Blue Bloods Tommy Barrone Sr. 1 episode

Video games Year Title Role Notes 2002 Mafia Frank Colletti(voice)

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Important facts

Birth century
Nationality
Education
New York University, Fordham University, CUNY Graduate School and University Center, City University of New York
Also known as
Daniel Grimaldi

People in Dan Grimaldi's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Dan Grimaldi's

Frequently asked questions

Who is Dan Grimaldi?

American actor

When was Dan Grimaldi born?

Dan Grimaldi was born on 7 March 1946 in Brooklyn.

What is Dan Grimaldi's occupation?

Dan Grimaldi is an actor, pedagogue, professor and mathematician.

What nationality is Dan Grimaldi?

Dan Grimaldi is American.

Sources & further reading

· Wikipedia: Dan Grimaldi

· Wikidata: Q634898

· DBpedia: Dan Grimaldi

Cite this page

APA: Biography.guide. (2026). Dan Grimaldi. https://biography.guide/dan-grimaldi/

MLA: "Dan Grimaldi." Biography.guide, https://biography.guide/dan-grimaldi/.

Chicago: "Dan Grimaldi." Biography.guide. https://biography.guide/dan-grimaldi/.

Data last updated: 2026-09-22 · Spot an error? Report a correction.

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