"Mother Tongue" is a song by British rock band Bring Me the Horizon.

[1] Produced by the band's vocalist Oliver Sykes and keyboardist Jordan Fish, it is featured on the group's 2019 sixth studio album Amo.

The track was released as the fourth single from the album on 22 January 2019 and has spent twelve non-consecutive weeks on the UK Rock & Metal Singles Chart as of July 2019.

[6] According to Jordan Fish, "Mother Tongue" is the spiritual successor of "Drown".

[7] The track is a love song dedicated to Oliver Sykes' wife, Alissa Salls.