American LeagueBaltimore — John Means, Baltimore Orioles vs. Seattle Mariners, 6-0, May 5,2021 Boston — Jon Lester vs. Kansas City, 7-0, May 19, 2008 Chicago — Carlos Rodon vs. Cleveland Indians, 8-0, April 14, 2021 Cleveland — x-Len Barker vs. Toronto, 3-0, May 15, 1981 Detroit — Justin Verlander at Toronto, 9-0, May 7, 2011 Houston — Justin Verlander at Toronto, 2-0, Sept. 1, 2019 Kansas City — Bret Saberhagen vs. Chicago White Sox, 7-0, Aug. 26, 1991 Los Angeles — Taylor Cole, Felix Pena (3), vs. Seattle, 13-0, July 12, 2019 Minnesota — Francisco Liriano at Chicago White Sox, 1-0, May 3, 2011 New York — x-David Cone vs. Montreal, 6-0, July 18, 1999 Oakland — Mike Fiers vs. Cincinnati, 2-0, May 7, 2019 Seattle — James Paxton at Toronto, 5-0, May 8, 2018 Tampa Bay — Matt Garza vs. Detroit, 5-0, July 26, 2010 Texas — x-Kenny Rogers vs. California, 4-0, July 28, 1994 Toronto — Dave Stieb at Cleveland, 3-0, Sept. 2, 1990 National League Arizona — Edwin Jackson at Tampa Bay, 1-0, June 26, 2010 Atlanta — Kent Mercker at L.A. Dodgers, 6-0, April 8, 1994 Cincinnati — Wade Miley at Cleveland, 3-0, May 7, 2021 Chicago — Alec Mills vs. Milwaukee, 12-0, Sept. 13, 2020 Colorado — Ubaldo Jimenez at Atlanta, 4-0, April 17, 2010 Los Angeles — Walker Buehler, Tony Cingrani (7), Yimi Garcia (8), Adam Liberatore (9), Los Angeles vs. San Diego in Monterrey, Mexico, 4-0, May 4, 2018 Miami — Edinson Volquez vs. Arizona, 3-0, June 3, 2017 Milwaukee (AL) — Juan Nieves at Baltimore, 7-0, April 15, 1987 New York — Johan Santana, vs. St. Louis, 8-0, June 1, 2012 Philadelphia — Cole Hamels, Philadelphia at Chicago Cubs, 5-0, July 25, 2015 Pittsburgh — Francisco Cordova (9) and Ricardo Rincon (1), vs. Houston, 3-0, 10 innings, July 12, 1997 St. Louis — Bud Smith at San Diego, 4-0, Sept. 3, 2001 San Diego — Joe Musgrave at Texas, 3-0, April 9, 2021 San Francisco — Chris Heston at N.Y. Mets, 5-0, June 9, 2015 Washington — Max Scherzer at N.Y. Mets, 2-0, Oct. 3, 2015 x-perfect game