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Constantine Kosiras is a Men's Open Bodybuilding competitor from the United States.

1 career win

Constantine Kosiras

GenderMale
StatusRetired
Medium confidence 5 recorded results, Historical/community source Updated July 10, 2026 Accurate?

Constantine Kosiras is a Men's Open Bodybuilding competitor from the United States with a competitive record spanning 1939–1956.

Across 5 recorded contest results, Constantine Kosiras has 1 first-place finish (a 20% win rate).

Win rate here is first-place finishes as a share of all 5 recorded contest results. It is published only where a career holds at least five, because below that a single placing moves the figure by twenty points or more.

Missing from this profile

No height, weight or birthdate on record.

Career Record

Total Results
5
Wins
1
Win Rate
20%
Career
1939–1956
Country
United States
Verified
Sources
2

Every season on record

1939 to 1956 shown · 5 results on record
1939
1941
1946
1950
1956
Olympia 1st place 2nd place 3rd place Other
Pro Debut
1939
Last Contest
1956

All results

Every contest result on record for Constantine Kosiras, 5 in all. Won by names the winner of the division Constantine Kosiras competed in, and shows a dash where that winner cannot be pinned to one person in the database.

YearContestDivisionPlaceWon by
1956 Mr America Men's Open Bodybuilding #21 Ray Schaefer
1950 Mr America Men's Open Bodybuilding #23 John Farbotnik
1946 Most Muscular Man in America Other Divisions #4 Steve Stanko
1941 Mr America Men's Open Bodybuilding Unplaced John Grimek
1939 York Perfect Man Other Divisions #1 Winner

Where these results come from. Each contest in the table was recorded from a named source, and for Constantine Kosiras that source is MuscleMemory. Open any contest above and that page names its own source and links to it where the source is still reachable. That archive no longer answers at the addresses we hold, so it is credited by name here and not offered as a link.