BirthsMr. and Mrs. Guillermo D. Diaz of Corpus Christi are the parents of a 7-pound son, born Nov. 24. He has been named Guillermo Diaz III and his grandparents are Guillermo Diaz Sr. of 611 Dignowityand Mr, and Mrs. Juan Vargas of Aldrete Lane, all of Del Rio.Mr. and Mrs. Randy Clennan are the parents of a son, bom in Val Verde Memorial Hospital. He has been named Ryan Todd and he has a sister, Andrea Lynn Clennan. His grandparents are Mr. and Mrs. Joe Clennan of New Braunfels and Mr. and Mrs. Charles Turner of Atlanta, Ga.