What is Martin Luther King Jr. Day 2024?Martin Luther King Jr. Day 2024 is a day to celebrate the life and legacy of Martin Luther King Jr., which is observed on the third Monday of January each year, near his birthday which is January 15th.There was controversy surrounding this holiday when it was first introduced as a national holiday that celebrates a private citizen who would go against tradition. Up until this point, the only two national American holidays named after a person had been some