 On 16 November 2013, he scored his first international goal in a 5–0 win over Honduras in Miami, Florida.On 7 May 2014, Willian was selected as part of the 23-man squad for the 2014 FIFA World Cup.He came on at half-time in extra time of the round of 16 match against Chile in Belo Horizonte for his Chelsea teammate Oscar, and took a penalty in the shootout which he put wide of the goal, although Brazil nonetheless advanced.