[3] He is the third of Rosa's four children, and has a combined 23 siblings and half-siblings, with whom he often communicates in a group chat on WhatsApp.

[4][5][6][7] In 2016 as a pitcher he had a 2–0 win–loss record with one save and a 1.66 earned run average (ERA) for the Rookie-level DSL Giants in the Dominican Summer League.

[8] In 2018 he was 0–3 with a 3.06 ERA and had 11 saves (5th in the South Atlantic League) in 44 games (2nd), as he struck out 13.2 batters per 9 innings (3rd).

[2] Doval did not play in 2020 due to the cancellation of the Minor League Baseball season because of the COVID-19 pandemic.

[16] He made his MLB debut at 23 years of age on April 18, pitching a scoreless inning of relief with 2 strikeouts against the Miami Marlins.

In September 2021 he became the second Giants pitcher since Statcast started tracking in 2008 to throw a pitch faster than 102 mph, joining Brian Wilson.

[21] In the post-season, Doval threw a scoreless ninth inning against the Los Angeles Dodgers in a 4–0 win in Game 1 of the 2021 National League Division Series.

[3] He next pitched two perfect innings to save the Giants 1–0 win over the Dodgers in Game 3 of the NLDS.

[30] At the time of the selection, he led both leagues with 24 saves out of 26 opportunities and was 2-2 with a 1.89 ERA and 53 strikeouts over 38.0 innings pitched.