What is unique about Nadub Gill among the listed individuals?

The unique aspect of Nadub Gill among the listed individuals is his distinction as a master of math skills. This implies that he has exceptional abilities or accomplishments related to mathematics, setting him apart from others who may have different unique claims, such as being the oldest individual on record, having the longest golf club, or possessing the largest collection of ballpoint pens. Mastery in mathematics showcases a particular talent or dedication to this field, making it a significant achievement that defines Nadub Gill's identity in the context of the question.