Yammacin Sahara (Larabci: الصحراء الغربية ; Amazigh : Tanẓṛuft Tutrimt ; Spanish ) yanki ne a Afirka. Daga arewa yayi iyaka ds Marokko, daga gabas sai Algeria, daga kudu kuma Mauritania ne, daga yamma kuma akwai Tekun Atlantika . Yanayin sa ya 266,000 square kilometres (103,000 sq mi) . Yankin yana ɗaya daga cikin yankuna da basu da yawa a duniya . Yawancin yankuna suna a daga filayen hamada. Babban birni shine Laâyoune . Fiye da rabin yawan jama'ar suna zaune a can. Yankin yana da yawan jama'a kimanin 500,000. Yammacin Sahara ya kasance a jerin Majalisar Dinkin Duniya na yankunan da ba sa cin gashin kansu tun daga 1960s lokacin da take karkashin mulkin mallakar Sifen. Masarautar Morocco da kungiyar 'yanci ta Polisario Front ' yanci, tare da gwamnatin Sahrawi Arab Democratic Republic (SADR), dukkansu suna son mallakar yankin. Tun daga 1975, yawancin ƙasar tana ƙarƙashin ikon Maroko. A cikin 1973, mutanen yankin, Sahrawis, sun ce 'yan Maroko da Mauritaniya suna mamaye ƙasarsu kuma sun fara motsi. Wannan motsi ya zama rikici, kuma Majalisar Dinkin Duniya ta kulla yarjejeniyar tsagaita wuta a 1991.