Aboriginal and Torres Strait Islander Language
- Juwaliny (A88)1
- Kaanju / Kaantju (Y44)1
- Kala Lagaw Ya (Y1)34
- Kalaamaya (A4)1
- Kalaw Kawaw Ya (Y2)9
- Kalkatungu / Kalkadoon (G13)4
- Kaniyang (W4)1
- Karajarri (A64)2
- Kariyarra (W39)2
- Kartujarra (A51)1
- Kaurna (L3)24
- Kayardild (G35)2
- Kaytetye (C13)15
- Keerray Woorroong (S25)3
- Kogai (D38)1
- Kokatha (C3)2
- Kooma / Guwamu (D33)2
- Koongurrukuñ (N14)13
- Kriol (P1)289
- Kukatja (A68)14