Koukal () is a Czech masculine surname. The feminine form is Koukalová. It may refer to: František Koukal (born 1949), Czech fencer Jan Koukal (born 1951), Czech politician Jan Koukal (squash player) (born 1983), Czech squash player Martin Koukal (born 1978), Czech cross-country skier Zdeněk Koukal (born 1984), Czech footballer Gabriela Koukalová (née Soukalová) (born 1989), Czech biathlete Klára Koukalová (born 1982), Czech tennis player See also Czech-language surnames