Throughout the world, Ngono (Ngono 
, Mkono 
) is quite a rare gender-neutral forename. The forename Ngono is characteristic of Sub-Saharan Africa, particularly Cameroon, where it is quite a common gender-neutral name, Tanzania, where it is a rare masculine name, and South Africa, where it is a very rare unisex name. More prevalently, Ngono is the last name as well as the forename.
My, Anne, Anny, Aude, Axel, Katy, Kimy, Paul, Rama, Rose, Rene, Rech, Rita, Ruth, Dady, Dina, Dieu, Gaby, Godd, Leon, Line, Lili, Ange, Alex, Stã, Suzy, Mr, Bã, Red, Guy, Gã, Leo, Lea, Ted, Eve, Eva, Lisa, Hã, Fã, Ida, Ojo, Marc, Mary, Mado, Mosa, Milo, Mimi, Mlle, Fay, and Loic