How many alien races have a name in Dragon Ball? In Dragon Ball many races have a name, for example,


Humans
Saiyans
Namekians
Tsufurus
Yardrats
Frost demons
Metamorans


How many other alien races are mentioned/ have a name in Dragon Ball?
The list of races is rather extremely huge, so please do have a look at the wiki which sums most of them up. Do note that "humans" are referred to as "earthlings".

A few major common ones are: 


Android
Angel
Demon
Demon Realm race
Dragon
Earthling
Frieza race
Majin
Namekian
Saiyan
Shinjin
Tuffle