diff --git a/admin/MAINTAINERS b/admin/MAINTAINERS
index 68e8881adfc..565aa089a5b 100644
--- a/admin/MAINTAINERS
+++ b/admin/MAINTAINERS
@@ -10,6 +10,7 @@ The (co-)maintainers of Emacs are:
 	Eli Zaretskii <eliz@gnu.org>
 	Stefan Kangas <stefankangas@gmail.com>
 	Andrea Corallo <acorallo@gnu.org>
+	Sean Whitton <spwhitton@spwhitton.name>
 	Richard Stallman <rms@gnu.org>
 
 (Richard Stallman is one of the Emacs maintainers,
diff --git a/doc/emacs/ack.texi b/doc/emacs/ack.texi
index dd783da35a6..79c418c1d80 100644
--- a/doc/emacs/ack.texi
+++ b/doc/emacs/ack.texi
@@ -1423,6 +1423,10 @@ from Jamie Zawinski.
 Rodney Whitby and Reto Zimmermann wrote @file{vhdl-mode.el}, a major
 mode for editing VHDL source code.
 
+@item
+Sean Whitton was the Emacs (co-)maintainer from Emacs 31.1 onwards, and
+wrote many extensions and new features for VC.
+
 @item
 John Wiegley was the Emacs (co-)maintainer from Emacs 25 to 29.1.  He
 wrote @file{align.el}, a set of commands for aligning text according