To easily insert a terminal and provide a water proof connector with its good productivity in a terminal insertion process regarding the water proof connector in which a seal cover is improved.

A water proof connector in which a terminal with wire is mounted through a seal member and a seal cover 3 in a terminal accommodation chamber of a connector housing so as to seal the terminal via the seal member. Plural terminal through holes 13 are arranged in parallel on the seal cover 3, the adjacent partition walls of the terminal through holes 13 with each other are cut out to form a communication part 15 with its width smaller than the diameter of the terminal through holes 13, and the terminal through holes are linked with each other via the communication part 15.