When did you start using drinking cups? From birth, babies are dependent on breastfeeds and pacifiers, but parents can start introducing drinking cups to them as early as four to six months old. Some babies master using a drinking cup quickly, but others may take longer to adjust to this new tool. The time a baby starts using a drinking cup varies from child to child and depends on the child\’s weight, temperament, growth and development. Signs that a child is ready for a drinking cup may include mastery of sitting, hand-eye coordination and the ability to hold a drinking cup in place. Of course, parents