Banu Tamim or Banu Taim is a sub-clan to the Quraish tribe.
They come from Taym ibn Murrah.
Sa'id Akhtar Rizvi, a 21st century Shi'a Twelver Islamic scholar writes:
“ | ...since the day of saqifah the Banu Hashim and Banu Taym felt nothing but enmity towards each other [3]. | ” |