A connector comprises a housing including a terminal accommodating chamber; and a front mask to cover a front side of the housing in a terminal inserting direction, wherein the housing includes a housing main body and an engagement frame section, wherein the engagement frame section protrudes forward from the housing main body, wherein the front mask includes a mask main body and an inserted section, the mask main body being provided with an accommodating recess in a position of the mask main body facing the terminal accommodating chamber, wherein the inserted section is inserted inside the engagement frame section, and wherein in a state in which the inserted section is inserted inside the engagement frame section and the accommodating recess is located in a position facing the terminal accommodating chamber, a portion of the inserted section protrudes from the engagement frame section and is exposed.