Ollennu

Ollennu bụ aha nna nke Ga-Dangme ma na-akpata ya na ndị La nke Accra, Ghana.  Ndị ama nwere aha nna nna:

 Amerley Ollennu Awua-Asamoa, onye nnọchi anya mba ọzọ, onye nnọchiteanya Ghana na Denmark (2017-2021) 
 Nii Amaa Ollennu (1906 - 1986), onye ọka iwu, onye ọka ikpe nke Ụlọikpe Kasị Elu nke Ghana, onye isi oche nke Nzukọ Ndị Omeiwu nke Ghana na Republic nke Abụọ na onye isi ala nke Ghana site na 7 August 1970 ruo 31 August 1970
 Ashitey Trebi-Ollennu, onye injinia robotics na National Aeronautics and Space Administration (NASA) Jet Propulsion Laboratory na onye isi injinia na otu teknụzụ na-eduzi maka otu mmegharị na njikwa; a maara maka ọrụ Mars Rover na InSight