But he has to convince MacDonagh first.
"I have to wait for her to say yes," Andre told OK! Online looking at his wife. "It might take some time."
MacDonagh, 26, refused to comment on their baby plans.
Andre has previously revealed how he "can't wait" to have another baby with his wife.
In an interview with new! magazine in June 2015, when asked whether he would try for another baby, he said: "When we're married, yeah. I can't wait to try for that".
However qualified doctor MacDonagh, who married Andre in July 2015, is keen to focus on her career before trying for baby number wo.
She told OK! Magazine back in October: "I really want to see how my work's going... it's quite difficult for me as I love my time with Millie and I feel we have such good one-on-one time."