Allister is a unique and distinctive given name of Scottish origin, derived from the surname Alexander. It means "defending men" or "mankind". The name Allister has been used as a first name since the late 19th century but it remains relatively rare, making it an excellent choice for parents seeking a distinctive name for their child. The name Allister is composed of two elements: 'all', meaning 'every' or 'all', and '-ster', a suffix derived from Old English '-ster', which was used to form occupational names or names based on the qualities or characteristics of individuals.
"Allister experienced a notable rise in popularity from the late 1980s onwards, with consistent increases in births per year until peaking at 74 in 2021."