diff --git a/src/popup/index.html b/src/popup/index.html
index 78528cd..a7ada43 100644
--- a/src/popup/index.html
+++ b/src/popup/index.html
@@ -166,6 +166,7 @@
                     </button>
                 </div>
 
+                <div id="address-ens" class="font-bold mb-1 hidden"></div>
                 <div
                     id="address-full"
                     class="text-xs break-all mb-1 cursor-pointer"
@@ -242,7 +243,7 @@
                         type="text"
                         id="send-to"
                         class="border border-border p-1 w-full font-mono text-sm bg-bg text-fg"
-                        placeholder="Recipient address (0x...)"
+                        placeholder="Address (0x...) or ENS name"
                     />
                 </div>
                 <div class="mb-2">
diff --git a/src/popup/index.js b/src/popup/index.js
index e658f15..7f04280 100644
--- a/src/popup/index.js
+++ b/src/popup/index.js
@@ -138,14 +138,24 @@ async function refreshBalances() {
     const updates = [];
     for (const wallet of state.wallets) {
         for (const addr of wallet.addresses) {
+            // Fetch ETH balance
             updates.push(
                 provider
                     .getBalance(addr.address)
                     .then((bal) => {
                         addr.balance = formatBalance(bal);
                     })
+                    .catch(() => {}),
+            );
+            // Reverse ENS lookup
+            updates.push(
+                provider
+                    .lookupAddress(addr.address)
+                    .then((name) => {
+                        addr.ensName = name || null;
+                    })
                     .catch(() => {
-                        // leave balance unchanged on error
+                        addr.ensName = null;
                     }),
             );
         }
@@ -174,10 +184,15 @@ function renderWalletList() {
         html += `</div>`;
 
         wallet.addresses.forEach((addr, ai) => {
-            html += `<div class="address-row flex justify-between items-center py-1 border-b border-border-light cursor-pointer hover:bg-hover px-1" data-wallet="${wi}" data-address="${ai}">`;
+            html += `<div class="address-row py-1 border-b border-border-light cursor-pointer hover:bg-hover px-1" data-wallet="${wi}" data-address="${ai}">`;
+            if (addr.ensName) {
+                html += `<div class="text-xs font-bold">${addr.ensName}</div>`;
+            }
+            html += `<div class="flex justify-between items-center">`;
             html += `<span class="text-xs break-all">${addr.address}</span>`;
             html += `<span class="text-xs ml-1 whitespace-nowrap">${addr.balance} ETH</span>`;
             html += `</div>`;
+            html += `</div>`;
         });
 
         html += `</div>`;
@@ -221,6 +236,13 @@ function showAddressDetail() {
     $("address-copied-msg").textContent = "";
     $("address-eth-balance").textContent = addr.balance;
     $("address-usd-value").textContent = "";
+    const ensEl = $("address-ens");
+    if (addr.ensName) {
+        ensEl.textContent = addr.ensName;
+        ensEl.classList.remove("hidden");
+    } else {
+        ensEl.classList.add("hidden");
+    }
     updateTokenList(addr);
     updateSendTokenSelect(addr);
     showView("address");
@@ -442,7 +464,7 @@ async function init() {
     });
 
     // -- Send --
-    $("btn-send-confirm").addEventListener("click", () => {
+    $("btn-send-confirm").addEventListener("click", async () => {
         const to = $("send-to").value.trim();
         const amount = $("send-amount").value.trim();
         if (!to) {
@@ -455,9 +477,32 @@ async function init() {
             $("send-status").classList.remove("hidden");
             return;
         }
+        // Resolve ENS name if it looks like one
+        let resolvedTo = to;
+        if (to.includes(".") && !to.startsWith("0x")) {
+            const statusEl = $("send-status");
+            statusEl.textContent = "Resolving " + to + "...";
+            statusEl.classList.remove("hidden");
+            try {
+                const provider = getProvider();
+                const resolved = await provider.resolveName(to);
+                if (!resolved) {
+                    showError("send-status", "Could not resolve " + to);
+                    return;
+                }
+                resolvedTo = resolved;
+                statusEl.textContent = to + " = " + resolvedTo;
+            } catch (e) {
+                showError("send-status", "Failed to resolve ENS name.");
+                return;
+            }
+        }
         // TODO: prompt for password, decrypt key, construct and send transaction
         const el = $("send-status");
-        el.textContent = "Sent! (stub — password/signing not yet implemented)";
+        el.textContent =
+            "Sending to " +
+            resolvedTo +
+            " (stub — password/signing not yet implemented)";
         el.classList.remove("hidden");
     });