David Armstrong (English footballer)
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David Armstrong, born Durham, 26 December 1954 is a former footballer who played most of his career for Middlesbrough (from 1972-1981), before moving to Southampton in August 1981 where he played for a further 6 seasons.
He also made 3 appearances for England between 1980 and 1984.
Armstrong was noted for his remarkable durability- for many years he was ever-present in the #11 shirt, and as a testament to this was awarded a testimonial at only 25.