Ron Howard/Cheryl Alley - 35 years - June 7, 1975 - Howard, 56, married his high-school sweetheart and they've been together ever since. Asked what he thinks his greatest achievement is, Howard said in 2006, Forty-eight years of steady employment in television and film, while preserving a rich family life. Ron and Cheryl, 56, have four kids: Bryce Dallas, twins Jocelyn Carlyle and Paige Carlyle and son Reed Cross.
