Guaiquinima whitestart

{{short description|Species of bird}}

{{speciesbox

| name = Guaiquinima whitestart

| image =

| status = NT

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=BirdLife International |date=2016 |title=Myioborus cardonai |volume=2016 |page=e.T22721929A94739834 |doi=10.2305/IUCN.UK.2016-3.RLTS.T22721929A94739834.en |access-date=12 November 2021}}

| genus = Myioborus

| species = cardonai

| authority = Zimmer & Phelps, 1945

| synonyms =

| range_map = Myioborus cardonai map.svg

}}

The Guaiquinima whitestart (Myioborus cardonai), also known as the Guaiquinima redstart, saffron-breasted whitestart or saffron-breasted redstart, is a species of bird in the family Parulidae. It is endemic to humid highland forests on Cerro Guaiquinima in south-eastern Venezuela. It is threatened by habitat loss.