» December 7, 1977: In a swap that helps Baltimore, the Orioles trade pitchers Rudy May, Randy Miller, and Bryn Smith to the Expos for pitchers Don Stanhouse, Joe Kerrigan, and OF Gary Roenicke.
» May 8, 1979:
Consecutive home runs by Eddie Murray, Lee May, and Gary Roenicke in the 6th power the Orioles to an 8–2 win over Oakland. Murray has now hit in 19 straight games.
» May 9, 1979:
Gary Roenicke spoils Mike Norris's no-hit bid by hitting a double in the 7th inning. It's the only hit Norris allows as Oakland tops the Orioles, 4–2.
» May 25, 1982:
Jim Palmer (2-2) wins his 250th career game for Baltimore, 10–3 over the Rangers. Gary Roenicke has a pair of home runs and John Lowenstein adds one.
» June 17, 1984: At Yankee Stadium, with one out in the 8th inning, Gary Roenicke hits a grand slam for the O's, as they beat New York, 6–2. Mike Flanagan benefits, but he's not the only winner as the home run makes Anne Sommers of College Park, MD a million dollars. Ms. Sommers had entered the Equitable Bank's Sweepstakes.
» July 13, 1985:
The White Sox take a 9–0 lead over the Orioles and hang on for a 10–8 win. Gary Roenicke drives in six runs for the O's on a 2-run home run and a grand slam off Britt Burns, who goes all the way. Dennis Martinez takes to loss.
» January 8, 1987: Ten free agents (Tim Raines, Lance Parrish, Bob Horner, Andre Dawson, Rich Gedman, Ron Guidry, Bob Boone, Doyle Alexander, Toby Harrah, and Gary Roenicke) fail to meet a midnight deadline and thus will not be allowed to re-sign with their former clubs until May 1st if they are not offered contracts by new teams. The general lack of interest in the players will become the focus of the Players' Association's first anti-collusion suit against the owners.
» January 21, 1987:
Free agent Gary Roenicke, who spent last season with the Yankees after eight years with the Orioles, signs with the Atlanta Braves.