Clottey began his career with Brazil Academy and then later joined Mighty Victory Sporting Club, before signing with
Great Olympics in 2004. In 2007, Clottey was top goal scorer of the
Ghana Premier League and moved in January on a 6-month loan to
Austrian Football Bundesliga club
FC Wacker Innsbruck, his first club in Europe. Clottey then joined
OB on loan and made his debut as a
substitute against
FC Amager in the
Ekstra bladet cup. He later returned to
Great Olympics in January 2009 then again signed a contract on 9 April 2009 with
Eleven Wise. In June 2010, Clottey joined
Berekum Chelsea. On 12 September 2012, after impressing in the
2012 CAF Champions League,
Tunisian club
Espérance de Tunis reached a deal with
Berekum Chelsea to sign Clottey to a three-year contract, for an estimated transfer fee of $1.5 million. On 18 June 2013, Clottey agreed a one-year loan move to the
UAE Arabian Gulf League team
Al Dhafra from Espérance. In January 2015, Clottey joined
Asante Kotoko. ==Career statistics==