Mats Johan Ersson Caap (born 23 October 1957) is a Swedish sailor in the Finn and OK classes.
He competed in the Finn event at the 1988 Summer Olympics.
[1] He won the 1987 OK World Championship in Luleå.
[2] Caap represented Varbergs Segelsällskap.
This biographical article related to sailing in Sweden is a stub.