In Re Sullivan

SUBSTITUTE MAJORITY OPINION

KEM THOMPSON FROST, Justice.

This original proceeding presents a question of first impression under the Texas Family Code: Does an unmarried man who donated sperm to an unmarried woman for the conception of a child have standing to maintain a proceeding to adjudicate parentage of the resulting child?

Relator Sharon Sullivan seeks a petition for writ of mandamus commanding the respondent, the Honorable Bonnie Hel-iums, Judge of the 247th Judicial District Court of Harris County, to (1) vacate her order denying Sullivan’s plea to the jurisdiction and (2) dismiss for…