Bishop signed with the Mariners and played in 2015 for the Everett AquaSox of the Low-A Northwest League, batting .320 (second in the league)/.367/.393 with two home runs, 22 RBI, and 13 stolen bases in 16 attempts, and he led the league with 12 HBP and 11 sacrifice hits.[1][7] In August 2015 MLBPipeline.com ranked Bishop as the Mariners' #14 prospect.[4] He was named Northwest League Player of the Week on August 24, 2015, a Northwest League Post-Season All Star, and an MILB.com organization All Star.[8]
In 2016, Bishop played for the Clinton LumberKings of the Single-A Midwest League, and the Bakersfield Blaze of the High-A California League, batted a combined .273/.338/.326 with three home runs, 43 RBI, and 8 stolen bases in 9 attempts, and was named a California League All Star.[1][8][9] MLBpipeline.com ranked him the #9 Mariners prospect.[10]
In February 2017, MLB.com ranked Bishop the #6 Mariners prospect, the best defensive player in the organization, and tied for the best runner in the organization.[11] Bishop began 2017 with the Modesto Nuts of the California League, batted .296/.385/.400 with two home runs, 32 RBI, and 16 steals in 20 attempts and was the MVP in the mid-season California League All Star Game, and was promoted to the Arkansas Travelers of the Double-A Texas League.[1][8][12] In July 2017 Baseball America ranked him the #7 2017 mid-season prospect of the Mariners.[13] With Arkansas, Bishop batted .336/.417/.448 with one home run, 11 RBI, and six stolen bases. In 2017 MLBpipeline.com ranked him the #5 Mariners prospect.[14] The Seattle Times named Bishop the Mariners' 2017 Player of the Year, and he was named the Jewish Baseball News Minor League MVP.[15][16] He played for the Peoria Javelinas in the Arizona Fall League in the fall of 2017, and was an AFL All Star.[17]
In 2018, MLBpipeline.com ranked Bishop the #5 Mariners prospect.[18] Playing for the Arkansas, who were members of the Double-A Texas League, he batted .284/.361/.412 with 70 runs (tied for 10th in the league), 8 home runs, and 33 RBI over 345 at-bats.[19]
On March 19, 2019, the Mariners announced that Bishop was included on their Opening Day active roster.[21] Bishop made his MLB debut on March 21 as a defensive replacement in the 8th inning, replacing Ichiro Suzuki in right field during Suzuki's final game. Bishop struck out in his first big league at-bat.[22] On March 23, he was optioned to the Triple-A Tacoma Rainiers. In 2020, Bishop slashed .167/.242/.233 with five hits, four RBI, and one stolen base across 12 games.[23]
After notching only 1 hit in 5 plate appearances in 8 games, Bishop was designated for assignment on May 13, 2021.[24]
San Francisco Giants
On May 17, 2021, Bishop was claimed off waivers by the San Francisco Giants.[25] On May 22, Bishop was designated for assignment by San Francisco.[26] He cleared waivers and was sent outright to the Triple-A Sacramento River Cats on May 26.[27] In 288 at-bats for the River Cats, he batted .326/.388/.549 with 58 runs and 12 home runs. He became a free agent following the season.
Arizona Diamondbacks
On January 13, 2022, Bishop signed a minor league contract with the Arizona Diamondbacks.[28] He began the season playing for the Triple-A Reno Aces. On June 7, 2022, Bishop was released.
Minnesota Twins
On June 18, 2022, Bishop signed a minor league contract with the Minnesota Twins.[29] In 41 games for the Triple-A St. Paul Saints, he batted .229/.292/.390 with four home runs, 16 RBI, and five stolen bases. Bishop elected free agency following the season on November 10.[30]
On March 3, 2023, Bishop formally announced his retirement from professional baseball on his Instagram account.[31]
Personal life
His younger brother Hunter is an outfielder for the San Francisco Giants organization.[32][33][34][35] Spurred by his mother Suzy's struggle with early onset Alzheimer's disease starting at age 54, he has started a charity to spread awareness of the affliction known as “4Mom.”[4][36][37][38] His mother died at age 59 in October 2019.[39] The brothers are creating the "Suzy Bishop Memorial Grant" in their mother's honor, which will be gifted once a year to a family affected by Alzheimer's.[39]