Daniel Roland Lanois ( lan-WAH, French: [lanwa]; born September 19, 1951) is a Canadian record producer and musician.

He has produced albums by artists including Bob Dylan, Neil Young, The Tragically Hip, Peter Gabriel, Robbie Robertson, Emmylou Harris, Willie Nelson, Spoons, and Brandon Flowers. He collaborated with Brian Eno to produce several albums for U2, including The Joshua Tree (1987) and Achtung Baby (1991). Three albums produced or co-produced by Lanois have won the Grammy Award for Album of the Year. Four other albums received Grammy nominations.

Lanois has released several solo albums. He wrote and performed the music for the 1996 film Sling Blade, and provided several vocal tracks for Red Dead Redemption 2.