1257

1257 (MCCLVII) ebile ngwaga wa go thoma ka Mošupologo, ngwaga wa boseswai ngwagengsome wa 1250s, ngwaga wa bomasomehlano šupa ngwagengkgolo wa Ngwagakgolo 13, le ngwaga wa bomakgolo pedi masomehlano šupa ngwagengkete wa Ngwagakete 2.

Ngwagakete:	Ngwagakete 2
Mengwagakgolo:	Ngwagakgolo 12 – Ngwagakgolo 13 – Ngwagakgolo 14
Mengwagasome:	1220s  1230s  1240s  – 1250s –  1260s  1270s  1280s
Mengwaga:	1254 1255 1256 – 1257 – 1258 1259 1260