R. J. A. v. K. A. V.

R.J.A. (the plaintiff), alleging that he was the biological father of two minor children born to the defendant, K.A.V., filed two complaints in the Probate and Family Court against K.A.V. to establish his paternity and to obtain orders relative to custody, visitation and child support. The defendant, asserting that she had been married to another when the children were born, moved to dismiss on the ground, among others, that the plaintiff lacked standing *370under G. L. c. 209C, § 5(a).2 The plaintiff argued that the statute, which he conceded denied him standing, violates the due process and…