Minn. Twins catcher Joe Mauer says he and his wife are expecting twins Minnesota Twins Joe Mauer hits a double in the first inning against the New York Yankees at Yankee Stadium in New York City on April 16, 2012. PAUL, Minn., Feb. 28 (UPI) -- Minnesota Twins catcher Joe Mauer and wife Maddie say they are expecting twins. "Obviously, we're both really excited and couldn't be happier," Joe Mauer said Wednesday. Everything so far is good. Mauer added that it is too early to know whether the twins will be boys or girls, the St. Paul (Minn.) Pioneer Press reported.