The Portuguese has won the award for the past two years and five times in total, a record he shares with Argentine Lionel Messi who is expected to be included on the 30 man shortlist named throughout the day.
The Ballon d'Or is run by France Football, after confirmation this year Fifa had broken away from the award.
Remember the criteria for the Ballon d'Or are: the players' performances during the calendar year, their talent and fair play, and their achievements throughout their career.More news: Brett Kavanaugh Confirmed, Possibly Most Conservative Supreme Court Since 1934
Alisson joined the club from AS Roma during the summer after helping the Serie A side reach the Champions League semi-finals last season and having represented Brazil at the World Cup.
Antoine Griezmann is one of the great favorites to take the prize due to his triumphs in the Europe League, the UEFA Super Cup title and, above all, the World Cup in Russian Federation, where he was one of the most outstanding players.More news: Khabib exits after McGregor 'disrespect'
A panel of journalists selects the Ballon d'Or victor which was first established in 1956 and will this year feature a women's award for the first time.
Thirty players will be announced on the shortlist for the 2018 award.
But, with France Football releasing five names at a time alphabetically, neither have had their nominations confirmed.More news: Brett Kavanaugh protests: Over 100 arrested on Capitol Hill, police say