Official language: **English** (government, education, business, law).
National language (lingua franca): **Setswana (Tswana)** — spoken by ~80% as first or second language.
| Language | Family | Speakers | Region / People |
|---|---|---|---|
| Setswana | Bantu (S.30) | ~1.8M | Nationwide; Tswana people (Bamangwato, Bangwaketse, etc.) |
| Kalanga | Bantu (S.16) | ~150K | NE (Francistown); related to Shona (ZW) |
| Shekgalagari (Kgalagadi) | Khoe-Kwadi | ~40K | SW/central (Kgalagadi District); click consonants |
| Yeyi (Yei) | Khoe-Kwadi | ~20K | NW (Okavango); Bantu click language |
| Mbukushu | Bantu (K.30) | ~30K | Okavango Panhandle |
| Subiya | Bantu (K.40) | ~10K | Chobe District |
| Naro (Nharo) | Khoe-Kwadi | ~8K | Ghanzi (San/Basarwa) |
| !Xóõ (Taa) | Tuu | <1K | SW (critically endangered) |
| Afrikaans | Germanic | ~20K | Ghanzi, commercial farms |
| Zezeru / Shona | Bantu | ~15K | NE (migrants from ZW) |