Matt Walker is an American session musician, known for drumming with Filter, The Smashing Pumpkins and Morrissey, as well as being the regular fill-in to Butch Vig from Garbage on three of their tours (2002, 2016, 2019).

[3] Walker was replaced by John Mellencamp's drummer, Kenny Aronoff, for the Pumpkins "Adore" tour.[when?]

Walker has collaborated with many artists including Ashtar Command with former Filter member, Brian Liesegang, and Chris Holmes [4] to which Sinéad O’Connor sang a track .

[6] Walker has played drums with Morrissey since 2006, appearing on his albums Years of Refusal, Swords, World Peace Is None of Your Business, Low in High School and I Am Not a Dog on a Chain.

[8] He rejoined the Pumpkins on percussion during the Chicago dates of their 20th anniversary tour in November and December 2008.