The forward was absent from the midweek defeat by Everton due to his partner going into labour.
But, asked if Gakpo is back in contention for the visit to the London Stadium, Jürgen Klopp told his pre-match press conference: "Yes, little Samuel is born. Don't know the time exactly, but according to [Cody] everything [is] fine.
"Mum well, boy well, father well and back in training yesterday."
