Abeiku Gyekye Jackson (also spelled Abeku, born 12 April 2000 in Accra) is a Ghanaian swimmer specialising in the 50 and 100 metre butterfly.

He holds Ghanaian national records in 13 disciplines, including freestyle, butterfly, breaststroke and backstroke events over distances from 50 to 400 metres.

[2][3] Jackson represented Ghana in the 50 metre freestyle at the 2016 Summer Olympics in Rio de Janeiro, Brazil.

[1] Jackson and female swimmer Kaya Forson, who competed in the 200 metre freestyle in Rio, became the first Ghanaians ever to compete in swimming at the Olympic Games.

[3] He competed in the men's 100 metre butterfly event at the 2020 Summer Olympics.