Dendrelaphis lorentzii

{{Short description|Species of snake}}

{{Speciesbox

| image =

| image_caption =

| status = LC

| status_system = IUCN3.1

| status_ref = {{cite iucn |author1=Tallowin, O. |author2=O'Shea, M. |author3=Parker, F. |year=2016 |title=Dendrelaphis lorentzii |volume=2016 |page=e.T176786A21648061|url=https://www.iucnredlist.org/species/176786/21648061|access-date=23 April 2023}}

| genus = Dendrelaphis

| species = lorentzii

| authority = (Lidth de Jeude, 1911)

}}

Dendrelaphis lorentzii, the Lorentz River treesnake, is a species of snake in the family Colubridae. The species is found in Papua New Guinea and Indonesia.{{NRDB species|genus=Dendrelaphis|species=lorentzii|accessdate=26 February 2016}}