A vehicle body front structure includes: a bracket 21 that is placed on a lower portion of a front side frame 12; and a front subframe 16 that is attached to a lower portion of the bracket with a bolt 22. The bracket includes: a closed-end hollow bracket body 30 that is suspended from the front side frame; a bulkhead 40 that is located above a bottom plate 31 of the bracket body and vertically partitions the bracket body; and a collar 50 that extends from the bulkhead to the bottom plate of the bracket body. A thickness t2 of the bulkhead is smaller than a thickness t1 of the bracket body. The bulkhead joined to the bracket body has a bulkhead-side flange 44 joined to the front side frame.