Charles Leonard Estrada (born February 15, 1938) is an American former professional baseball player.

After completing high school, Estrada was signed by the Baltimore Orioles as an amateur free agent on September 27, 1956.

With Estrada, I had orders that he wasn't supposed to make more than seventy-five pitches in a seven-inning ball game.

"[3] Chuck made his major league debut with the Orioles two seasons later, on April 21, 1960, in front of a crowd of 9,377 at Memorial Stadium.

[4] Estrada spent the beginning of the 1960 season coming in relief, but he later joined the young Orioles starting pitching rotation, which also featured Steve Barber, Milt Pappas, Jerry Walker and Jack Fisher.

[5] Estrada also was on top of the American League in hits allowed per nine innings, and finished with a twelve complete games, 144 strikeouts and a 3.58 earned run average.

[6] The All-Star Estrada finished second in the 1960 Rookie of the Year voting, falling distantly behind Orioles teammate Ron Hansen.

[8] Estrada also was on the Topps All-Star Rookie Roster under the category of right-handed pitcher.

However, Estrada again showed signs of wild pitching, as he issued a league-high 132 walks, thirty-one higher than that of his rookie season.

He again placed second in the league by hitting ten batters in the season, finishing only one lower than the leader, Jim Kaat, of the Minnesota Twins.

In 22 innings of work, Estrada gave up 28 hits, walked 17 batters, and had a 9.41 ERA.

[9] He served as pitching coach for the Texas Rangers (1973),[13][14] San Diego Padres (1978–1981),[10] and Cleveland Indians (1983).