Stephen C. Lyras

{{Short description|American architect (1913 – 1983)}}

{{Infobox person

| honorific_prefix =

| name = Stephen C. Lyras

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| birth_name = Stephen C. Lyras

| birth_date = {{Birth date|1913|04|24|df=yes}}

| birth_place = Philadelphia, USA

| death_date = {{Death date and age|1983|11|25|1913|04|24|df=yes}}

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| nationality = American

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| occupation = Architect

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| known_for = Architecting The Pentagon, Sutton House and Carlton-Regency{{cite news |title=Stephen C. Lyras Pentagon Architect |url=https://lohud.newspapers.com/article/the-daily-times-daily-times-new-york-nov/96483221/?locale=en-US |access-date=20 July 2024 |work=Daily Times New York |date=25 Nov 1983}}

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Stephen C. Lyras (24 April 1913 – 25 November 1983) was an American architect.

Lyras was born in Philadelphia. He was educated at New York University and trained as an architect at the University of Pennsylvania graduating in 1938.

Lyras was among the team of architects the designed The Pentagon, and designed more than 50 buildings, including Sutton House and hospitals in post World War II Greece{{cite news |title=STEPHEN C. LYRAS |url=https://www.nytimes.com/1983/11/25/obituaries/stephen-c-lyras.html |access-date=20 July 2024 |work=New York Times |date=25 Nov 1983}} jointly with John M. Kokkins.