Jared Robert Triolo (born February 8, 1998 in Nashua, NH) is an American professional baseball third baseman for the Pittsburgh Pirates of Major League Baseball (MLB). He made his MLB debut in 2023. According to Geneanet.org, The surname Triolo largely hails from both Sicily and the Naples region of Italy.

Triolo attended Lake Travis High School in Austin, Texas, where he earned All-State honors in baseball as a senior in 2016. After graduating, he enrolled at the University of Houston where he played college baseball for the Houston Cougars. In 2017 and 2018, he played collegiate summer baseball with the Bourne Braves of the Cape Cod Baseball League and was named a league all-star in 2018. As a junior at Houston in 2019, Triolo slashed .332/.420/.512 with seven home runs and 44 RBIs over 56 games. After the season, he was selected by the Pittsburgh Pirates with the 72nd overall selection in the 2019 Major League Baseball draft.

Triolo made his professional debut with the West Virginia Black Bears of the Low–A New York–Penn League where he batted .239 with two home runs and 34 RBIs over sixty games. He did not play a game in 2020 due to the cancellation of the minor league season because of the COVID-19 pandemic. He played the 2021 season with the Greensboro Grasshoppers of the High-A East, slashing .304/.369/.480 with 15 home runs, 42 RBIs, 29 doubles, and 25 stolen bases over 108 games. He was awarded a Minor League Gold Glove for his defense at third base. He was assigned to the Altoona Curve of the Double-A Eastern League for the 2022 season. Over 112 games, Triolo slashed .282/.376/.419 with nine home runs, 39 RBIs, and 24 stolen bases.

On November 15, 2022, the Pirates selected Triolo's contract and added him to the 40-man roster to protect him from the Rule 5 draft. Triolo was optioned to the Indianapolis Indians of the Triple-A International League to begin the 2023 season. On March 27, 2023, it was announced that Triolo would undergo surgery to address a fractured hamate bone in one of his wrists and miss multiple months in recovery. Once he returned, Triolo played in 41 games split between the Single–A Bradenton Marauders and Indianapolis, hitting a cumulative .309/.412/.463 with 1 home run, 24 RBI, and 8 stolen bases. On June 27, he was promoted to the major leagues for the first time following an injury to Ke'Bryan Hayes and made his MLB debut - and got his first MLB hit - the next night.

(parts excerpted from Baseball Almanac, BR Bullpen, and Wikipedia)