Clarence Dean Derby (June 11, 1935 – October 29, 2021) was an American football defensive back in the National Football League (NFL).

He played six seasons for the Pittsburgh Steelers (1957–1961) and the Minnesota Vikings (1961–1962).

[1] He died on October 29, 2021, in Walla Walla, Washington at age 86.

[2] Head coach: Norm Van Brocklin This biographical article relating to an American football defensive back born in the 1930s is a stub.

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