The name Sacha, pronounced /ˈʃɑːtʃə/, is of Hebrew origin and means "defender" or "protector". It's a unisex name but has been more commonly used for males in recent years. The name gained popularity due to its use by several notable figures, such as French actor Sacha Baron Cohen, best known for his satirical character Ali G.
"Sachel is quite uncommon; only five babies were named Sachel each year from 2004 to present."