Alva Sebastian LaVergne Posted on April 7, 2017 0 David LaVergne and Judith Teferes-Wang of Amherst, N.Y., are parents of an 8-pound, 3-ounce, 21.5-inch boy, Alva Sebastian LaVergne, born at 12:04 p.m. Saturday, March 11, 2017 at Millard Filmore Hospital. Grandparents are Thomas and Nanette LaVergne of Kenton, Alberto Tiferes and Diana Wang of Buenos Aires, Argentina.