Donald "Donnie" Ernsberger (born October 13, 1996) is a former American football tight end.

[1] He was used primarily as a blocker in the Broncos offense his first three seasons and was named a third-team All-MAC selection as a junior.

[2] As a senior, Ernsberger caught 34 passes for 394 and four touchdowns and was named second-team All-MAC and participated in the NFLPA Collegiate Bowl.

[3] Ernsberger signed with the Tampa Bay Buccaneers as an undrafted free agent on April 28, 2018.

[4] Ernsberger was ultimately waived by the team with an injury settlement during training camp.