Former President George Bush and his wife Barbara! "They celebrate 70 years of marriage today, making them the longest-married First Couple. (The title was previously held by John and Abigail Adams, who were married for 54 years.) They met and married in Rye, New York. This photograph was taken on their wedding day on January 6, 1945. George and Barbara Bush have five children, 24 grandchildren, and four great-grandchildren."