Brook is from an English surname for someone who lived near a brook.

— g i r l s

• Brook Adeline
• Brook Aveline
• Brook Beatrice
• Brook Emmeline
• Brook Josephine
• Brook Leona
• Brook Lily
• Brook Matilda

— b o y s

• Brook Avery
• Brook Elliott
• Brook Findlay
• Brook Harvey
• Brook Joseph
• Brook Leo
• Brook Timothy
• Brook William