Winneba is a town and the capital of Effutu Municipal District in Central Region of South Ghana. Winneba has a population of 60,331. Winne…Winneba is a town and the capital of Effutu Municipal District in Central Region of South Ghana. Winneba has a population of 60,331. Winneba, traditionally known as Simpa, is a historic fishing port in south Ghana, lying on the south coast, 140 kilometres east of Cape Coast. The current member of parliament is Alexander Kwamina Afenyo-Markin.