diff --git a/3rdparty/find_dependencies.cmake b/3rdparty/find_dependencies.cmake
index f0e4d1145b7..b5741689501 100644
--- a/3rdparty/find_dependencies.cmake
+++ b/3rdparty/find_dependencies.cmake
@@ -1192,7 +1192,7 @@ if (BUILD_AZURE_KINECT)
 endif()
 
 # PoissonRecon
-include(${Open3D_3RDPARTY_DIR}/possionrecon/possionrecon.cmake)
+include(${Open3D_3RDPARTY_DIR}/poissonrecon/poissonrecon.cmake)
 open3d_import_3rdparty_library(3rdparty_poisson
     INCLUDE_DIRS ${POISSON_INCLUDE_DIRS}
     DEPENDS      ext_poisson
diff --git a/3rdparty/possionrecon/LICENSE b/3rdparty/poissonrecon/LICENSE
similarity index 100%
rename from 3rdparty/possionrecon/LICENSE
rename to 3rdparty/poissonrecon/LICENSE
diff --git a/3rdparty/possionrecon/possionrecon.cmake b/3rdparty/poissonrecon/poissonrecon.cmake
similarity index 100%
rename from 3rdparty/possionrecon/possionrecon.cmake
rename to 3rdparty/poissonrecon/poissonrecon.cmake
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 69577c2a050..c6dbbfc8aeb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,5 @@
 ## Main
+-   Fix typo in 3rdparty directory name: possionrecon -> poissonrecon (issue #7501)
 -   Fix WebRTC prebuilt packaging and CI workflow across Linux, macOS arm64, and Windows runtime variants (PR #7515)
 -   Add `CorrespondenceCheckerBasedOnSourceRotation` to constrain global orientation priors in RANSAC registration (PR #7461)
 -   Use glfwGetMonitorWorkarea for accurate screen size in GetScreenSize, remove unusable_height estimation hack, and subtract window-decoration extents before clamping auto-sized windows (PR #7469)