No future Astros, only former Astros with birthdays today ~
LHP Dean Stone (82)
Dean played for the Colt 45's for part of the 1962 season. His first two games were complete game shutouts. When he was traded to the White Sox in June of that year, he had a 3-2 record with a 4.47 ERA. His best season was his 1954 All-Star season for the Washington Senators.
LHP Pat House (72)
Obtained from the Braves in the minor league draft in November of 1966, House had a short major league career, pitching for parts of two seasons with the Astros in 1967 and 1968. He was 2-1 with 1 save in 24 appearances over 20.1 IP, with a 7.08 ERA and a 1.475 WHIP.