diff --git a/src/coreclr/nativeaot/Runtime/CMakeLists.txt b/src/coreclr/nativeaot/Runtime/CMakeLists.txt
index e491f54a562445..d229e7f2dd14c6 100644
--- a/src/coreclr/nativeaot/Runtime/CMakeLists.txt
+++ b/src/coreclr/nativeaot/Runtime/CMakeLists.txt
@@ -179,8 +179,26 @@ else()
 
   include(${CLR_SRC_NATIVE_DIR}/external/llvm-libunwind.cmake)
 
-  list(APPEND FULL_RUNTIME_SOURCES ${LLVM_LIBUNWIND_SOURCES})
-  set(RUNTIME_SOURCES_ARCH_ASM ${LLVM_LIBUNWIND_ASM_SOURCES})
+  set(NATIVEAOT_LOCALIZE_LIBUNWIND_SYMBOLS OFF)
+  if(CLR_CMAKE_TARGET_UNIX AND NOT CLR_CMAKE_TARGET_APPLE AND NOT CLR_CMAKE_TARGET_ARCH_WASM)
+    set(NATIVEAOT_LOCALIZE_LIBUNWIND_SYMBOLS ON)
+  endif()
+
+  if(NATIVEAOT_LOCALIZE_LIBUNWIND_SYMBOLS)
+    # Build the bundled libunwind implementation and the runtime unwinder code
+    # that references it into one relocatable object. The runtime sources are
+    # part of the partial link so their references to libunwind's implementation
+    # symbols are resolved before those symbols are localized.
+    set(NATIVEAOT_PRIVATE_LIBUNWIND_SOURCES
+      unix/UnwindHelpers.cpp
+      unix/UnixNativeCodeManager.cpp
+      ${LLVM_LIBUNWIND_SOURCES}
+      ${LLVM_LIBUNWIND_ASM_SOURCES})
+    list(REMOVE_ITEM FULL_RUNTIME_SOURCES unix/UnwindHelpers.cpp unix/UnixNativeCodeManager.cpp)
+  else()
+    list(APPEND FULL_RUNTIME_SOURCES ${LLVM_LIBUNWIND_SOURCES})
+    set(RUNTIME_SOURCES_ARCH_ASM ${LLVM_LIBUNWIND_ASM_SOURCES})
+  endif()
 
   set(ASM_SUFFIX S)
 endif()
@@ -316,6 +334,7 @@ convert_to_absolute_path(FULL_RUNTIME_SOURCES ${FULL_RUNTIME_SOURCES})
 convert_to_absolute_path(SERVER_GC_SOURCES ${SERVER_GC_SOURCES})
 convert_to_absolute_path(STANDALONEGC_DISABLED_SOURCES ${STANDALONEGC_DISABLED_SOURCES})
 convert_to_absolute_path(STANDALONEGC_ENABLED_SOURCES ${STANDALONEGC_ENABLED_SOURCES})
+convert_to_absolute_path(NATIVEAOT_PRIVATE_LIBUNWIND_SOURCES ${NATIVEAOT_PRIVATE_LIBUNWIND_SOURCES})
 convert_to_absolute_path(RUNTIME_SOURCES_ARCH_ASM ${RUNTIME_SOURCES_ARCH_ASM})
 convert_to_absolute_path(VXSORT_SOURCES ${VXSORT_SOURCES})
 convert_to_absolute_path(DUMMY_VXSORT_SOURCES ${DUMMY_VXSORT_SOURCES})
diff --git a/src/coreclr/nativeaot/Runtime/Full/CMakeLists.txt b/src/coreclr/nativeaot/Runtime/Full/CMakeLists.txt
index 1cd73bfd07823d..450414105347dd 100644
--- a/src/coreclr/nativeaot/Runtime/Full/CMakeLists.txt
+++ b/src/coreclr/nativeaot/Runtime/Full/CMakeLists.txt
@@ -22,11 +22,80 @@ if (CLR_CMAKE_TARGET_WIN32)
   endif()
 endif (CLR_CMAKE_TARGET_WIN32)
 
-add_library(Runtime.WorkstationGC STATIC ${COMMON_RUNTIME_SOURCES} ${FULL_RUNTIME_SOURCES} ${RUNTIME_ARCH_ASM_OBJECTS})
+if(NATIVEAOT_PRIVATE_LIBUNWIND_SOURCES)
+  if(NOT CMAKE_OBJCOPY)
+    message(FATAL_ERROR "CMAKE_OBJCOPY is required to privatize NativeAOT libunwind symbols")
+  endif()
+
+  add_library(Runtime.PrivateLibunwind OBJECT ${NATIVEAOT_PRIVATE_LIBUNWIND_SOURCES})
+
+  set(NATIVEAOT_PRIVATE_LIBUNWIND_OBJECT "${CMAKE_CURRENT_BINARY_DIR}/Runtime.PrivateLibunwind.o")
+  set(NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOLS "${CMAKE_CURRENT_BINARY_DIR}/Runtime.PrivateLibunwind.localize")
+  set(NATIVEAOT_PRIVATE_LIBUNWIND_NM_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/Runtime.PrivateLibunwind.nm")
+  set(NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOLS_UNSORTED "${CMAKE_CURRENT_BINARY_DIR}/Runtime.PrivateLibunwind.localize.unsorted")
+  # The relocatable object includes runtime-owned objects so their references to
+  # libunwind implementation symbols are resolved before localization. The
+  # localize list is generated only from the bundled libunwind source objects.
+  set(NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOL_OBJECTS "$<FILTER:$<TARGET_OBJECTS:Runtime.PrivateLibunwind>,EXCLUDE,.*(UnwindHelpers|UnixNativeCodeManager)\\.cpp\\.o$>")
+  set(NATIVEAOT_PRIVATE_LIBUNWIND_LINKER "${CMAKE_LINKER}")
+  get_filename_component(NATIVEAOT_PRIVATE_LIBUNWIND_LINKER_NAME "${NATIVEAOT_PRIVATE_LIBUNWIND_LINKER}" NAME)
+  if(NATIVEAOT_PRIVATE_LIBUNWIND_LINKER_NAME MATCHES "^llvm-link(-[0-9.]+)?(\\.exe)?$")
+    set(NATIVEAOT_PRIVATE_LIBUNWIND_LINKER_VERSION "${CMAKE_MATCH_1}")
+    set(NATIVEAOT_PRIVATE_LIBUNWIND_LINKER_EXTENSION "${CMAKE_MATCH_2}")
+    get_filename_component(NATIVEAOT_PRIVATE_LIBUNWIND_TOOL_DIR "${NATIVEAOT_PRIVATE_LIBUNWIND_LINKER}" DIRECTORY)
+    find_program(NATIVEAOT_PRIVATE_LIBUNWIND_LD_LLD
+      NAMES "ld.lld${NATIVEAOT_PRIVATE_LIBUNWIND_LINKER_VERSION}${NATIVEAOT_PRIVATE_LIBUNWIND_LINKER_EXTENSION}" ld.lld
+      PATHS "${NATIVEAOT_PRIVATE_LIBUNWIND_TOOL_DIR}"
+      NO_DEFAULT_PATH)
+    if(NOT NATIVEAOT_PRIVATE_LIBUNWIND_LD_LLD)
+      message(FATAL_ERROR "ld.lld is required to privatize NativeAOT libunwind symbols")
+    endif()
+    set(NATIVEAOT_PRIVATE_LIBUNWIND_LINKER "${NATIVEAOT_PRIVATE_LIBUNWIND_LD_LLD}")
+  endif()
+
+  add_custom_command(
+    OUTPUT "${NATIVEAOT_PRIVATE_LIBUNWIND_OBJECT}"
+    COMMAND "${CMAKE_COMMAND}" -E rm -f
+            "${NATIVEAOT_PRIVATE_LIBUNWIND_OBJECT}"
+            "${NATIVEAOT_PRIVATE_LIBUNWIND_NM_OUTPUT}"
+            "${NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOLS_UNSORTED}"
+    # Generate the objcopy symbol list from libunwind-owned object files only.
+    COMMAND sh -c "nm_tool=\"$1\" && shift && \"$nm_tool\" --extern-only --defined-only \"$@\" > \"$0\""
+            "${NATIVEAOT_PRIVATE_LIBUNWIND_NM_OUTPUT}"
+            "${CMAKE_NM}"
+            ${NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOL_OBJECTS}
+    COMMAND "${CMAKE_COMMAND}" -E touch "${NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOLS_UNSORTED}"
+    COMMAND awk -v "out=${NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOLS_UNSORTED}"
+            "/^[0-9A-Fa-f]+[ \t]+[A-Za-z][ \t]+[^ \t]+$/ { print \$3 > out }"
+            "${NATIVEAOT_PRIVATE_LIBUNWIND_NM_OUTPUT}"
+    COMMAND sort -u -o
+            "${NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOLS}"
+            "${NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOLS_UNSORTED}"
+    COMMAND "${CMAKE_COMMAND}" -E rm -f
+            "${NATIVEAOT_PRIVATE_LIBUNWIND_NM_OUTPUT}"
+            "${NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOLS_UNSORTED}"
+    COMMAND "${NATIVEAOT_PRIVATE_LIBUNWIND_LINKER}" -r $<TARGET_OBJECTS:Runtime.PrivateLibunwind> -o "${NATIVEAOT_PRIVATE_LIBUNWIND_OBJECT}"
+    COMMAND "${CMAKE_OBJCOPY}"
+            "--localize-symbols=${NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOLS}"
+            "${NATIVEAOT_PRIVATE_LIBUNWIND_OBJECT}"
+    DEPENDS
+      Runtime.PrivateLibunwind
+      $<TARGET_OBJECTS:Runtime.PrivateLibunwind>
+    BYPRODUCTS "${NATIVEAOT_PRIVATE_LIBUNWIND_SYMBOLS}"
+    COMMENT "Privatizing NativeAOT libunwind symbols"
+    COMMAND_EXPAND_LISTS
+    VERBATIM
+  )
+  set_source_files_properties("${NATIVEAOT_PRIVATE_LIBUNWIND_OBJECT}" PROPERTIES
+    EXTERNAL_OBJECT TRUE
+    GENERATED TRUE)
+endif()
+
+add_library(Runtime.WorkstationGC STATIC ${COMMON_RUNTIME_SOURCES} ${FULL_RUNTIME_SOURCES} ${NATIVEAOT_PRIVATE_LIBUNWIND_OBJECT} ${RUNTIME_ARCH_ASM_OBJECTS})
 add_dependencies(Runtime.WorkstationGC aot_eventing_headers)
 target_link_libraries(Runtime.WorkstationGC PRIVATE aotminipal nativeaot_cdac_contract_descriptor nativeaot_gc_wks_descriptor)
 
-add_library(Runtime.ServerGC STATIC ${COMMON_RUNTIME_SOURCES} ${FULL_RUNTIME_SOURCES} ${SERVER_GC_SOURCES} ${RUNTIME_ARCH_ASM_OBJECTS})
+add_library(Runtime.ServerGC STATIC ${COMMON_RUNTIME_SOURCES} ${FULL_RUNTIME_SOURCES} ${NATIVEAOT_PRIVATE_LIBUNWIND_OBJECT} ${SERVER_GC_SOURCES} ${RUNTIME_ARCH_ASM_OBJECTS})
 add_dependencies(Runtime.ServerGC aot_eventing_headers)
 target_link_libraries(Runtime.ServerGC PRIVATE aotminipal nativeaot_cdac_contract_descriptor nativeaot_gc_wks_descriptor nativeaot_gc_svr_descriptor)