Daniel Lewis Arnold (born March 15, 1995) is an American football tight end who is a free agent.

He has previously played in the National Football League (NFL) for the New Orleans Saints, Arizona Cardinals, Carolina Panthers, and Jacksonville Jaguars.

Arnold went undrafted in the 2017 NFL draft, but received invitations to attend rookie minicamp and tryout for the Kansas City Chiefs and New Orleans Saints.

[7] On July 26, 2018, it was reported that the New Orleans Saints' coaching staff had elected to move Arnold from wide receiver to tight end.

The move was partly due to the release of tight end Coby Fleener, leaving the a lack of depth at the position.

[9] Throughout training camp, Arnold competed to be the third tight end on the depth chart against Michael Hoomanawanui, John Phillips, Garrett Griffin, and Deon Yelder.

Head coach Sean Payton named Arnold the third tight end on the Saints' depth chart to begin the regular season, behind veterans Benjamin Watson and Josh Hill.

[12] On November 11, Arnold earned his first career start and made two receptions for 25 yards as the Saints defeated the Cincinnati Bengals 51–14 in Week 10.

[21] In Week 13 of the 2020 season against the Los Angeles Rams, Arnold recorded two catches for 61 yards that both resulted in touchdowns during the 38–28 loss.