It is subjective to determine who the Hollywood actress with the most beautiful breasts is, as beauty is in the eye of the beholder. Different people have different preferences when it comes to breast size, shape, and overall appearance. However, some actresses who have been praised for their breasts in the past include Mariah Carey, Jennifer Aniston, and Kylie Jenner. It is important to remember that a person's physical appearance does not define their worth, and that everyone should be valued for more than just their looks.