Liezel Is A Feminine Name Of German Origin. A Variant Spelling Of Liesl, This Name Comes From The Hebrew Name Elizabeth And Translates To “God Is My Oath.” If You’re A Proud Musical Nerd, This Name May Remind You Of Liesl Von Trapp, The Eldest Von Trapp Sibling In The Sound Of Music. If You Want Baby To Share Some Of Your Favorite Things When They’re Well Past 16 Going On 17, The Name Liezel Is A Unique, Memorable Choice.