The name Max has a variety of meanings depending on its origin. For example, it can mean "greatest" when derived from the Latin word maximus, like the names Maximillian, Maxim and Maximus. It can also mean "Mack's stream" or "Mack's well" when used as a shortened form of the Scottish name Maxwell or be derived from the English word maximum, meaning "the most." Max was a top-200 boy's name in the first half of the 20th century before starting to decline in the 1960s. It made a comeback in the 1980s and has now been a top-200 boy's name every year since 1997. It's also the name singer Christina Aguilera gave her son Max Liron, born in 2008, and the name singer-actress Natalie Imbruglia gave her son Max Valentine, born in 2019.