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Ryan Diem

b. 1979

American football player (born 1979)

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About Ryan Diem

Born 1979. Ryan Diem is an American american football player.

Ryan Edwin Diem (born July 1, 1979) is an American former professional football player who spent his entire 11-year career as an offensive lineman for the Indianapolis Colts of the National Football League (NFL). He played college football for the Northern Illinois Huskies, and was selected by the Colts in the fourth round of the 2001 NFL draft. Diem played for the Colts from 2001 to 2011 and was part of the Super Bowl XLI championship team that beat the Chicago Bears.

Early life and college Born in Roselle, Illinois, Diem graduated from Glenbard North High School of nearby Carol Stream in 1997. Diem played defensive lineman in high school football and played on the high school track and field team. An all-state selection in track, Diem set state records in both indoor and outdoor shot put as a senior. As a freshman in 1997, Diem started seven games as right tackle. In his sophomore season of 1998, Diem returned as right tackle and earned second-team All-MAC honors. Diem earned first-team All-MAC honors in both 1999 and 2000, Honorable Mention Academic All-MAC in 1998, and Academic All-MAC honors in 1999.

Based on Diem's combine workout results alone, Pro Football Weekly predicted that Diem would be a first-round draft pick but considered him "an average athlete with limitations".

He played his entire career for the team, starting 150 of 158 games at offensive tackle and guard from 2001 to 2011. He was a member of the Colts Super Bowl XLI victory over the Chicago Bears. He retired on March 23, 2012.

Personal life Diem married Julie Constein, also from Carol Stream, Illinois, in 2003. They have three children and live in Zionsville, Indiana.

Diem is also a co-owner of Modern Muscle, Inc., in Oswego, Illinois. Modern Muscle specialized in performance automotive applications, and restorations.

Diem is a member of the board of directors of ClearObject (formerly CloudOne) – a Fishers, Indiana-based provider of Internet of Things solutions.

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Important facts

Birth century
Nationality
Education
Glenbard North High School
Also known as
Ryan Edwin Diem

People in Ryan Diem's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Ryan Diem's

Frequently asked questions

Who is Ryan Diem?

American football player (born 1979)

When was Ryan Diem born?

Ryan Diem was born on 1 July 1979 in Roselle.

What is Ryan Diem's occupation?

Ryan Diem is an american football player.

What nationality is Ryan Diem?

Ryan Diem is American.

Sources & further reading

· Wikipedia: Ryan Diem

· Wikidata: Q3487119

· DBpedia: Ryan Diem

Cite this page

APA: Biography.guide. (2026). Ryan Diem. https://biography.guide/ryan-diem/

MLA: "Ryan Diem." Biography.guide, https://biography.guide/ryan-diem/.

Chicago: "Ryan Diem." Biography.guide. https://biography.guide/ryan-diem/.

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

Portrait: Wikimedia Commons · author & licence

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