Cerium () je apilese kemika to ni ami-idamo Ce ati nomba atomu 58.Itokasi Awon apilese kemika.. 
Léopold ṣẹdar Senghor (9 October 1906  20 December 2001) jẹ akọewi, oloselu ati Ajirọ aṣa ọmọ ilẹ Senegal to gori ipo gẹgẹ bi Aare akọkọ orilẹ-ede Senegal lati 1960 de 1980.. 