John has performed at Montreal Jazz Festival, North Sea Jazz Festival, Getxo Jazz Festival, Ronnie Scotts, Royal Festival Hall, Queen Elizabeth Hall, the 606 club, and Royal Albert Hall amongst others.
In the Latin world John Crawford has worked with percussion legends Airto Moreira and Giovanni Hidalgo, Eumir Deodato, Ed Motta, Tito Allen, Herman Oliveira, Henry Fiol, Luis Felipe Gonzalez, Frankie Morales (Tito Puentes last singer), Jimmy Bosch, Bobby Matos, Adalberto Santiago, Luisito Carrion, Mariano Civico, Cano Estremera, Jack Costanzo, Nancy Abalos and Carlos Irigoyen, Maelo Ruiz, Johnny Blas, Jesus Alemany's Cubanismo, Orlando Watusi and Danny Silva, as well as UK based artists like Snowboy, Guida da Palma and Jazzinho, Negrocan, Sirius B, Manteca, Shantijazzworld, Nois, Liliana Chachian, Gustavo Marques, Jandira Silva, Mr Hermano, Orquesta La Clave, Roberto Pla, Robin Jones, Samara and Viramundo. He is also a founder member of the popular band Grupo X.
John has also worked with artists from the pop world such as Bjork, Tanita Tikarem, Lewis Taylor, The Braxtons, Andy Williams, Kirsty McColl, Rui Veloso and Babyface.