Grassbird may refer to:
- Bristled grassbird (Chaetornis striata), a passerine bird making up the monotypic genus Chaetornis
- One of two species of grassbird in the genus Schoenicola:
- Broad-tailed grassbird (Schoenicola platyurus)
- Fan-tailed grassbird (Schoenicola brevirostris)
- Cape grassbird (Sphenoeacus afer), an African warbler, formerly placed in the family Sylviidae
- Rufous-rumped grassbird (Graminicola bengalensis), a species of babbler in a monotypic genus in the family Timaliidae:
- Two species of grassbird in the genus Poodytes:
- Fly River grassbird (Poodytes albolimbatus)
- Little grassbird (Poodytes gramineus)
- One species of grassbird in the genus Helopsaltes:
- Marsh grassbird (Helopsaltes pryeri)
- Two species of grassbird in the genus Cincloramphus:
- Papuan grassbird (Cincloramphus macrurus)
- Tawny grassbird (Cincloramphus timoriensis)
- One species of grassbird in the genus Megalurus:
- Striated grassbird (Megalurus palustris)
- The Grey emutail (Bradypterus seebohmi) is also known as the Madagascan grassbird