| Fritz Kwabena Poku | |
| Office1: | Ghana Ambassador to the United States of America |
| Predecessor1: | John Alan Kyerematen |
| Successor1: | Kwame Bawuah-Edusei |
| Term Start1: | 4 August 2004 |
| Term End1: | 5 September 2006 |
| President1: | John Kufuor |
| Birth Name: | Fitz Kwabena Poku |
| Birth Date: | 8 December 1935 |
| Birth Place: | Gold Coast |
| Nationality: | Ghanaian |
| Education: | Adisadel College |
Fritz Kwabena Poku (born 1945) is a Ghanaian diplomat. Poku was the ambassador to the United States (concurrently to Mexico, Guatemala, Belize, Haiti and Bahamas) from July 2004 to 2006. Poku is married with four children.