Euzebiusz "Ebi" Smolarek (Polish pronunciation: [ɛu̯ˈzɛbjuʂ smɔˈlarɛk]; born 9 January 1981 in Łódź) is a Polish footballer who is currently playing for ADO Den Haag. He has played 47 times for the Polish national football team. Smolarek plays primarily as a striker or winger.

Smolarek grew up in the Netherlands, where his father played in the Eredivisie and later worked as a coach. Smolarek went through the Feyenoord youth system and made it all the way to the first team.

On 24 August 2007, Smolarek signed with Racing de Santander for a reported €4.8 million.

On 29 August 2008, Racing loaned Smolarek to Bolton Wanderers for the season, with a view to signing him permanently. Smolarek's debut for his new club came as the team lost 3–1 to Arsenal on 20 September 2008.

On 3 January 2009, Smolarek scored his first, and only, goal for Bolton in the FA Cup 3rd Round match away to Sunderland but at the end of the season the club decided not to make his loan permanent. On 10 August 2009 he was released by Racing.