Jack Grealish's home was targeted by thieves while the Manchester City footballer was playing in his side's 3-1 win against Everton in Liverpool.
Officers were called to reports of a burglary at the house in Cheshire at about 21:50 GMT on Wednesday, police said.
Jewellery and watches worth £1m were stolen, according to The Sun newspaper.
A search was carried out, supported by police dogs and a helicopter, but officers did not find any suspects.
A spokeswoman for Cheshire Police added: "No arrests have been made at this time and enquiries are ongoing.