Slammiversary XVI was a professional wrestling pay-per-view (PPV) event produced by Impact Wrestling. The event took place on July 22, 2018, at The Rebel Complex in Toronto, Ontario, Canada. It was the fourteenth event under the Slammiversary chronology.

Eight professional wrestling matches were contested at the event and were broadcast live on pay-per-view. The main event saw Impact World Champion Austin Aries successfully defended his title against Moose. The undercard also featured acclaimed matches such The Latin American Xchange retaining the Impact World Tag Team Championship by defeating The OGz in a 5150 Street Fight, and Pentagón Jr. defeating Sami Callihan in a Mask vs. Hair match. The event received universal acclaim from fans and critics.