diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4094197a859..be9404e05f6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,11 @@
 
 ## Unreleased
 
+### Added
+
+* Implement `From<NonNull<T>>` for `JsValue`.
+  [#3877](https://github.com/rustwasm/wasm-bindgen/pull/3877)
+
 ### Fixed
 
 * Copy port from headless test server when using `WASM_BINDGEN_TEST_ADDRESS`.
diff --git a/src/lib.rs b/src/lib.rs
index f38d6a3e2c4..2f9e48e6d77 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -16,6 +16,7 @@ use core::mem;
 use core::ops::{
     Add, BitAnd, BitOr, BitXor, Deref, DerefMut, Div, Mul, Neg, Not, Rem, Shl, Shr, Sub,
 };
+use core::ptr::NonNull;
 use core::u32;
 
 use crate::convert::{FromWasmAbi, TryFromJsValue, WasmRet, WasmSlice};
@@ -790,6 +791,13 @@ impl<T> From<*const T> for JsValue {
     }
 }
 
+impl<T> From<NonNull<T>> for JsValue {
+    #[inline]
+    fn from(s: NonNull<T>) -> JsValue {
+        JsValue::from(s.as_ptr() as usize)
+    }
+}
+
 if_std! {
     impl<'a> From<&'a String> for JsValue {
         #[inline]