Final answer:
The basketball player in the Goldfish commercial, as of last update, is NBA player Damian Lillard, who brings his sports fame to promote the product.
Step-by-step explanation:
The basketball player featured in the Goldfish commercial is known for his unique skills and engaging personality. While commercials may change over time and feature different athletes, as of my last update, one of the commercials for Goldfish crackers featured NBA player Damian Lillard. His participation in the commercial leverages his status as a professional basketball player to appeal to a wide audience, including both young fans and adults who follow basketball.