diff --git a/payjoin-ffi/src/receive/mod.rs b/payjoin-ffi/src/receive/mod.rs
index e560c1806..3295c7779 100644
--- a/payjoin-ffi/src/receive/mod.rs
+++ b/payjoin-ffi/src/receive/mod.rs
@@ -1114,6 +1114,9 @@ impl InputPair {
             .map(Self)
             .map_err(|err| InputPairError::InvalidPsbtInput(Arc::new(err.into())))
     }
+
+    /// Returns the outpoint spent by this input pair.
+    pub fn outpoint(&self) -> OutPoint { self.0.outpoint().into() }
 }
 
 impl From<InputPair> for payjoin::receive::InputPair {
diff --git a/payjoin/src/core/receive/mod.rs b/payjoin/src/core/receive/mod.rs
index 259e91422..515ff3711 100644
--- a/payjoin/src/core/receive/mod.rs
+++ b/payjoin/src/core/receive/mod.rs
@@ -216,6 +216,9 @@ impl InputPair {
         Self::new_segwit_input_pair(txout, outpoint, Some(expected_weight))
     }
 
+    /// Returns the outpoint spent by this input pair.
+    pub fn outpoint(&self) -> OutPoint { self.txin.previous_output }
+
     pub(crate) fn previous_txout(&self) -> TxOut {
         InternalInputPair::from(self)
             .previous_txout()
@@ -541,6 +544,18 @@ pub(crate) mod tests {
         assert_eq!(input_pair.expected_weight, expected_satifiability_weight);
     }
 
+    #[test]
+    fn input_pair_outpoint_preserves_txid_and_vout() {
+        let txout = TxOut {
+            value: Amount::from_sat(123),
+            script_pubkey: ScriptBuf::new_p2wpkh(&WPubkeyHash::from_byte_array(DUMMY20)),
+        };
+        let outpoint = OutPoint { txid: Txid::from_byte_array(DUMMY32), vout: 31 };
+        let input_pair = InputPair::new_p2wpkh(txout, outpoint).unwrap();
+
+        assert_eq!(input_pair.outpoint(), outpoint);
+    }
+
     #[test]
     fn create_p2pkh_input_pair() {
         let p2sh_txout = TxOut {