The Lion Guard is an American animated television series developed by Ford Riley and based on Disney's 1994 film The Lion King. The series was first broadcast with a television movie titled The Lion Guard: Return of the Roar on Disney Channel on November 22, 2015 and began airing as a TV series on January 15, 2016 on Disney Junior and Disney Channel. It is the second television series to be based on The Lion King, the first being Timon & Pumbaa. The Lion Guard is a sequel to The Lion King and takes place during the time-gap within the 1998 film The Lion King II: Simba's Pride.

is the lion guard related to lion king?
yes