František Kloz (19 May 1905 in Mlékosrby — 13 June 1945 in Louny) was a Czech football player.
Kloz played most of his career for SK Kladno.
He scored 175 goals in 192 matches in the Czechoslovak First League (172 for Kladno, 3 for Slavia), becoming twice the best goalscorer of the league.
He played for Czechoslovakia national team, from 1929 to 1937 - ten matches scoring six goals.
In May 1945 Kloz went out to fight against German Nazi occupants, he was seriously wounded and died several days later in a hospital in Louny.
Kloz is the most famous player in the history of SK Kladno.