diff --git a/docs/sphinx/source/whatsnew/v0.15.3.rst b/docs/sphinx/source/whatsnew/v0.15.3.rst
index 87ded069ee..2a8847ef36 100644
--- a/docs/sphinx/source/whatsnew/v0.15.3.rst
+++ b/docs/sphinx/source/whatsnew/v0.15.3.rst
@@ -10,6 +10,9 @@ Breaking Changes
 
 Deprecations
 ~~~~~~~~~~~~
+* Deprecate :py:attr:`pvlib.irradiance.king`.
+  Use other diffuse transposition models in :py:attr:`pvlib.irradiance` instead.
+  (:issue:`2636`, :pull:`2783`)
 
 
 Bug fixes
diff --git a/pvlib/irradiance.py b/pvlib/irradiance.py
index 6c39303b99..04cf6574c2 100644
--- a/pvlib/irradiance.py
+++ b/pvlib/irradiance.py
@@ -992,6 +992,12 @@ def reindl(surface_tilt, surface_azimuth, dhi, dni, ghi, dni_extra,
     return sky_diffuse
 
 
+@deprecated(
+    since="0.15.3",
+    removal="0.17.0",
+    name="pvlib.irradiance.king",
+    alternative="other diffuse transposition models in pvlib.irradiance",
+)
 def king(surface_tilt, dhi, ghi, solar_zenith):
     '''
     Determine diffuse irradiance from the sky on a tilted surface using
diff --git a/tests/test_irradiance.py b/tests/test_irradiance.py
index acc8495d3b..cbab3dcd93 100644
--- a/tests/test_irradiance.py
+++ b/tests/test_irradiance.py
@@ -252,8 +252,9 @@ def test_reindl(irrad_data, ephem_data, dni_et):
 
 
 def test_king(irrad_data, ephem_data):
-    result = irradiance.king(40, irrad_data['dhi'], irrad_data['ghi'],
-                             ephem_data['apparent_zenith'])
+    with pytest.warns(pvlibDeprecationWarning, match='king'):
+        result = irradiance.king(40, irrad_data['dhi'], irrad_data['ghi'],
+                                 ephem_data['apparent_zenith'])
     assert_allclose(result, [0, 44.629352, 115.182626, 79.719855], atol=1e-4)