Giant weaver

{{Short description|Species of bird}}

{{Speciesbox

| image = Ploceus grandis cropped.jpg

| image_caption = Male

| image2 = {{CSS image crop|Image=Giant weaver (Ploceus grandis) female.jpg|bSize=260|cWidth=220|cHeight=300|oTop=40|oLeft=30|Location=center}}

| image2_caption = Female
both on São Tomé

| status = NT

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=BirdLife International |date=2018 |title=Ploceus grandis |volume=2018 |page=e.T22718925A131814917 |doi=10.2305/IUCN.UK.2018-2.RLTS.T22718925A131814917.en |access-date=12 November 2021}}

| genus = Ploceus

| species = grandis

| authority = (G.R. Gray, 1844)

}}

The giant weaver (Ploceus grandis) is a species of bird in the family Ploceidae. It is endemic to São Tomé Island. It can climb trees and branches, rather like a treecreeper or sittella.{{Cite book | last = Kingdon | first = Jonathan | author-link = Jonathan Kingdon | title = Island Africa: The Evolution of Africa's Rare Plants and Animals | location = Princeton, New Jersey | publisher = Princeton University Press | year = 1989 | isbn = 0-691-08560-9 | url-access = registration | url = https://archive.org/details/islandafricaevol0000king }} Its natural habitat is subtropical or tropical moist lowland forests.