Speaking to People, Knowles insisted that the couple will be "great parents" because they are good people.
"Of course I am [ready for her to have a baby]. What grandmother isn't? I can't wait," she said.
"They're good people and they're really positive and they're talented and they've had a lot of practice with my grandson – their nephew. So I know they're going to make great parents."
Beyoncé recently insisted that she is used to speculation surrounding her possible pregnancy.