Zack Weiss

On February 18, 2020, Weiss signed a minor league deal with the Cleveland Indians.

Weiss was born in Irvine, California, to Ernest and Nancy Weiss, and is Jewish. He was bar mitzvahed at Congregation B’nai Israel in Tustin, California. In October 2018 he became a dual Israeli citizen, partly to help Israel's baseball team make the 2020 Olympics.

In 2019, pitching for the Class AA (the Pensacola Blue Wahoos) and Class AAA (the Rochester Red Wings) affiliates of the Minnesota Twins, he was a combined 1-3 with a 7.24 ERA in 16 relief appearances, with 30 strikeouts in 27.1 innings.

On July 19, 2019, Weiss signed with the Long Island Ducks of the Atlantic League of Professional Baseball. Pitching for them in 2019 he was 4-1 with one save and a 4.68 ERA in 16 relief appearances, as he struck out 34 batters in 25 innings. He became a free agent following the season.

He pitched for Team Israel at the 2019 European Baseball Championship, going 1-0 with one save and a 0.00 ERA as in four relief appearances he pitched 6.1 innings and gave up one hit (holding batters to a .050 batting average) and three walks while striking out five batters. He also pitched for the team at the Africa/Europe 2020 Olympic Qualification tournament in Italy in September 2019, which Israel won to qualify to play baseball at the 2020 Summer Olympics in Tokyo. In the tournament he was 0-0 with a 6.00 ERA over 3.0 innings in which he gave up one hit, four walks, and had six strikeouts.

In 2018, he became a dual Israeli citizen. He pitched for Team Israel at the 2019 European Baseball Championship. He also pitched for the team at the Africa/Europe 2020 Olympic Qualification tournament in Italy in September 2019, which Israel won to qualify to play baseball at the 2020 Summer Olympics in Tokyo.

Reds manager Bryan Price said in spring training in 2018: "if he doesn't make the team I imagine we'll see him at some point during the year." The Cincinnati Reds added Weiss to their active roster on their Opening Day, March 30, 2018, and he made his major league debut on April 12, at Great American Ball Park against the St. Louis Cardinals. Weiss was released by the Reds on September 1, 2018.

On November 1, 2018, Weiss signed a minor league deal with the Minnesota Twins. He was released by the organization on July 15, 2019.

In 2017, Weiss was 2-1 with one save and a 2.08 ERA, and 19 strikeouts in 13 innings, for Daytona, and 2-4 with nine saves (tied for 7th in the league) and a 2.89 ERA, and 37 strikeouts in 28 innings, for Pensacola. Between the two teams, he averaged 12.3 strikeouts per nine innings. The Reds added him to their 40-man roster after the 2017 season. In 2018 in the minors, between the Arizona Reds, Pensacola Blue Wahoos, and the Louisville Bats he was 3-3 with one save and a 5.40 ERA, and 26 strikeouts in 24.1 innings.

Weiss was a 2015 Southern League All Star, and a 2015 MILB.com Cincinnati Organization All Star, after a season in which his 30 saves were second-most in the minor leagues. The Cincinnati Reds added Weiss to their active roster for Opening Day 2018, and he made his major league debut that year.

He was then drafted by the Cincinnati Reds in the sixth round of the 2013 MLB Draft. Weiss signed with the Reds and made his professional debut with the Arizona League Reds, and also played for the Billings Mustangs that year. Weiss spent 2014 with the Dayton Dragons of the Class A Midwest League, for whom he was 2-4 with a 2.42 ERA, with 80 strikeouts in 63.1 innings.

He was drafted by the Pittsburgh Pirates in the 10th round of the 2010 Major League Baseball Draft. He did not sign, and instead attended the University of California, Los Angeles (UCLA) to major in geography and environmental studies and play college baseball for the UCLA Bruins baseball team. In 2011, he played collegiate summer baseball in the Cape Cod Baseball League for the Yarmouth-Dennis Red Sox. In his junior year of college in 2013, he switched from being a starter to pitching as a reliever, had a 2.25 earned run average, and helped the Bruins win their first national baseball championship. He was a 2013 Jewish Sports Review Division I College Baseball All-American, along with Alex Bregman and Brad Goldberg.

Zachary Daniel Weiss (זאק וייס; born June 16, 1992) is an Israeli-American professional baseball relief pitcher for the Cleveland Indians organization. He has played for the Cincinnati Reds of Major League Baseball (MLB). He has four pitches; he mostly throws his 93-95 mph fastball and a slider, and also throws a curveball and a changeup.

Weiss spent 2015 with the Daytona Tortugas of the Class A-Advanced Florida State League and the Pensacola Blue Wahoos of the Class AA Southern League. He had a Pensacola-record 25 saves (leading the league; in 27 opportunities; 11.8 K/9, 2.5 BB/9), and 30 saves (second in the minor leagues; in 32 opportunities) in total between the two teams. In 63 2/3 innings, he had a 1.98 ERA and gave up 42 hits and 15 walks, while striking out 90 batters (averaging 12.7 strikeouts per nine innings). He was a 2015 Southern League All Star, and a 2015 MILB.com Cincinnati Organization All Star. After the season, he played in the Arizona Fall League. He suffered an elbow injury in early 2016 while in major league spring training, did not pitch that year, and underwent surgery to transpose the ulnar nerve and to remove scar tissue in his pitching elbow in December 2016.