rātou
1. (pronoun) they, them (three or more) - like all pronouns and personals, takes a when following ki, i, kei and hei but does not take a when used as the subject of the sentence. Never occurs after he, te and ngā.
(Te Kākano Textbook (Ed. 2): 13, 31-32, 52-56, 64-65;)
Kua hinga rātou. / They have been defeated.
Kua tīmata anō te karawhiu o te pūkore i a rātou (TTR 1996:47). / The impact of the depression on them had already begun.
See also rātau
2. (pronoun) and - used after the first name when several people's names are mentioned. Subsequent names are preceded by ko.
(Te Kākano Textbook (Ed. 2): 13;)
Kei te haututū a Pita rātou ko Māia, ko Tio mā. / Peter, Māia, Joe and the others are mucking about.