Carlos Daniel Silveira da Graça (born 5 January 1988), known as Kay, is a Cape Verdean former professional footballer who played as a centre back.
Born in Nossa Senhora da Luz (São Vicente), Kay spent the first seven years of his senior career in Portugal, also playing youth football in the country with S.L. Benfica and Académica de Coimbra. He competed in lower league or amateur football until the age of 24, representing G.D. Tourizense, Grupo Desportivo Tabuense, S.C. Mineiro Aljustrelense and CD Operário.
In early 2012, Kay agreed to a contract with Segunda Liga club C.F. Belenenses effective as of 1 July. He contributed with 35 games and five goals in his first season, helping to a return to the Primeira Liga after a three-year absence.
Kay made his debut in the Portuguese top division on 26 August 2013, playing the full 90 minutes in a 1âÂÂ2 away loss against S.C. Braga.
In June 2014, Kay signed with CS Universitatea Craiova in the Romanian Liga I. His maiden appearance in the competition took place on 25 July, in a 1âÂÂ1 home draw against CS Pandurii Târgu Jiu.
In the 2015âÂÂ16 season, Kay scored once in 21 matches to help his team finish in eighth position. His teammates included countrymen Rambé and Nuno Rocha, and he was released from contract on 1 April 2017.
On 26 June 2017, Kay joined AC Omonia on a two-year deal. On 9 July 2019, he moved to Liga II club FC Universitatea Cluj from FK Senica of the Slovak Super Liga.
Kay earned his first cap for Cape Verde on 8 June 2013, in a 2âÂÂ1 home win over Equatorial Guinea for the 2014 FIFA World Cup qualifiers (later awarded 3âÂÂ0). Selected for the 2015 Africa Cup of Nations finals by manager Rui ÃÂguas, he was an unused squad member in an eventual group stage exit.
Kay scored his first goal for the Blue Sharks on 6 September 2015, helping to a 2âÂÂ1 success in Libya for the 2017 Africa Cup of Nations qualifying phase.