Christopher Flexen Jr. is an American professional baseball pitcher for the Seattle Mariners of Major League Baseball.

He previously played in MLB for the New York Mets and in the KBO League for the Doosan Bears.

Chris Flexen began his career in the field of sports. In high school, he used to play both football and baseball.

He further decided to play college football for Arizona State Sun Devils. In the 2012 Major League Baseball draft he was selected in the 14th round by the New York Mets.

From 2012-2019 he played with New York Mets. He played matches against San Diego Padres, Texas Rangers, and more.

In 2015 he spent with Savannah Sand Gnats, Brooklyn, Cyclones, GCL Mets where he has combined 2.42 ERA in 12 games between three clubs.

He started the season in Pacific Coast League and made only four appearances with a score of 12.79 ERA and 3.16 WHIP over outings. On 6th December 2019, he began playing for Doosan Bears for a year.

He pitched to a 3.01 ERA with 10.2 K/9 for his team. Next year on 9th December he signed a two-year contract with Seattle Mariners. He made his first appearance against San Francisco Giants.