A urine collection bag is provided for receiving urine while urinating, especially suitable for a person who is urgent in urination but cannot find a place for urinating. The urine collection bag comprises an outer bag and at least one urine absorption layer. The outer bag provided with a water-proof or water-repellent effect comprises an upper layer and a lower layer, wherein edges of the upper and lower layers are connected to form a receiving chamber that has an opening communicated with the outside. The urine absorption layer is laminated between the upper and lower layers of the outer bag. While urinating, the urine entering the receiving chamber through the opening is absorbed by the absorption layer.本發明係在提供一種尿尿收集袋,供承接尿尿時之尿液,讓尿急又找不到地方尿尿時,可應急之尿尿收集袋,其包含有一外袋,該外袋具有防水或潑水性,該外袋具有一上層、一下層,該上層及下層邊緣連結在一起而具有一容室,該容室具有一開口通向外部;至少一尿液吸收層,係層疊在外袋上層及下層間,尿尿時尿液則係由開口進入容室中,由尿液吸收層吸收。100‧‧‧尿尿收集袋10‧‧‧外袋13‧‧‧開口14‧‧‧夾鏈16‧‧‧延伸片