Augustine
Great, majestic, or venerable
Cassian
From the Roman family name Cassius, meaning 'hollow' or 'cup-shaped'.
Claude
From the Latin 'Claudius,' meaning 'lame' or 'crippled,' though this literal meaning is largely overshadowed by its noble associations.
James
Supplanter or one who follows after
Lorenzo
From Laurentum or 'man from Laurentum'