John Charles Seaden (born 4 June 1967) is an English former footballer who played as a midfielder.
Seaden came through the youth ranks at Southend United, making 18 appearances for the club in the Football League, scoring once. Following his time at Southend, Seaden played for Chelmsford City and Barking.
During the 1990s, Seaden managed Essex Senior League club Southend Manor.
Seaden's son, Harry, played in the Football League for Southend and also represented England under-17's.