Prediction and head to head Marin Cilic vs. John Millman

This will be the 2nd time that Marin Cilic and John Millman square off. The head to head is 1-0 for Cilic (see full H2H stats), 1-0 on hard. The last time that they fought against each other, Cilic won 6-3 4-6 6-3 in the 2nd round in Shenzhen back in 2015