The term Fiddleback may refer to:
*
Fiddleback chasuble, a Catholic liturgical vestment
*
Fiddleback spider, a colloquial name for the
brown recluse spider
The brown recluse (''Loxosceles reclusa''), Sicariidae (formerly placed in a family "Loxoscelidae") is a recluse spider with necrotic venom. Similar to those of other recluse spiders, their bites sometimes require medical attention. The brown r ...
*
Fiddleback, a particular grain of maple wood used for musical instruments
{{disambig