The longest personal name has 2,253 unique words and belongs to Laurence Watkins (Australia). Laurence ..... is Officially Amazing! ---------------------------------------------------------------------------------------------- At Guinness World Records we want to show that everyone in the world is the best at something, and we’re here to measure it! Whether you’ve got the stretchiest skin, know the world’s smallest dog or want to create the largest human dominoes chain we want to hear about it.