Dylan Castanheira (born May 23, 1995) is an American soccer player who plays as a goalkeeper .
On January 11, 2019, Castanheira signed for USL Championship side Atlanta United 2.
Despite having signed for Atlanta United 2, Castanheira was selected by FC Dallas in the fourth round (88th overall) of the 2019 MLS SuperDraft on January 14, 2019. His MLS rights were traded to expansion side Inter Miami CF on January 8, 2020 in exchange for a fourth-round pick in the 2020 MLS SuperDraft.
On January 27, 2021, Castanheira moved to Fort Lauderdale's parent side Inter Miami in Major League Soccer.
On September 3, 2021, Castanheira joined USL Championship club San Diego Loyal on loan following an injury to San Diego goalkeeper Trey Muse.