Disclosed is a filament support and a lamp with the filament support. The filament support may include a main rod, a plurality of branch rods and a plurality of support members. The plurality of branch rods are all installed on the main rod; the support members are arranged at ends of at least some of the branch rods, both ends of the support member are curved or bent towards a same side, resulting in that the support member surrounds to form a penetrating zone, and an opening for communicating the penetrating zone is formed between both ends of the support member. Both ends of the support member are curved or bent towards a same side, resulting in that the support member surrounds to form a penetrating zone, and an opening for communicating the penetrating zone is formed between both ends of the support member.