C.-in-C.
Commander in Chief

C.St.J.
Commander of the Order of St. John of Jerusalem

CBE
Commander of the (Order of the) British Empire

commander
Commander in Chief

CVO
Commander of the Royal Victorian Order

DBE
...British Empire commander

KCB
...the) Bath commander

KCMG
...St. George commander

KCVO
...Victorian Order commander

lieutenant
lieutenant commander

PC
Past Commander

SACEUR
Supreme Allied Commander, Europe

squadron
squadron commander

supreme
supreme commander

Wg Cdr
Wing Commander

wing
wing commander