In the world, Gachagua (Gachagua 
) is an extremely rare unknown gender forename. Much more prevalently, Gachagua is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Gachagua | United States, Kenya, Australia |
| nderitu gachagua Kenyan politician (1953-2017), KE (b. 1953) |
|
|
| rigathi gachagua Kenyan politician, KE (b. 1965) |
|
Mr, Andrew, George, Joseph, Harris, Winnie, Muchiri, Chelsea, Colleta, Cecilia, Patrick, Lincoln, Ephraim, Vanessa, Francis, Peterson, Mwangi, Martin, Frida, Faith, Ben, Mary, Anne, Rita, Ruth, Lucy, Nick, Nahashon, Hope, Susan, Alice, Agnes, Peter, Denis, Grace, James, Simon, and Fredrick