diff --git a/assets/css/extended/events.css b/assets/css/extended/events.css
index f30f107..4d68026 100644
--- a/assets/css/extended/events.css
+++ b/assets/css/extended/events.css
@@ -217,6 +217,56 @@ a.session-title:hover {
   flex-wrap: wrap;
 }
 
+/* ── Attendees ───────────────────────────────────────────────────────────── */
+.attendees {
+  margin-top: 2.5rem;
+}
+
+.attendees-title {
+  font-size: 1.3rem;
+  font-weight: 700;
+  margin: 0 0 1rem;
+  padding-bottom: 0.5rem;
+  border-bottom: 2px solid var(--border);
+}
+
+.attendee-list {
+  list-style: none;
+  padding: 0;
+  margin: 0;
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
+  gap: 0.4rem 1rem;
+}
+
+.attendee-item {
+  display: flex;
+  align-items: baseline;
+  gap: 0.5rem;
+}
+
+.attendee-name {
+  font-size: 0.95rem;
+  font-weight: 600;
+}
+
+a.attendee-name {
+  text-decoration: underline;
+  text-decoration-color: var(--border);
+  text-underline-offset: 2px;
+  color: inherit;
+}
+
+a.attendee-name:hover {
+  text-decoration-color: var(--primary);
+}
+
+.attendee-affiliation {
+  font-size: 0.8rem;
+  font-style: italic;
+  color: var(--secondary);
+}
+
 /* ── Event banner ────────────────────────────────────────────────────────── */
 .event-banner {
   margin: 1.5rem 0;
diff --git a/content/events/simple-py.md b/content/events/simple-py.md
index bfd4c17..7da757f 100644
--- a/content/events/simple-py.md
+++ b/content/events/simple-py.md
@@ -136,6 +136,25 @@ schedule:
         duration: "2 hours 45 mins with coffee"
       - time: "5:30"
         title: "Close out"
+attendees:
+  # Each entry is either a plain name or a map with name/affiliation/link.
+  - name: "Henry Schreiner"
+    affiliation: "Princeton University"
+    link: "https://iscinumpy.dev"
+  - name: "C.A.M. Gerlach"
+  - name: "Cristian Le"
+    affiliation: "Red Hat"
+  - name: "Ethan Muldoon"
+  - name: "Iason Krommydas"
+  - name: "Katelyn FitzGerald"
+    affiliation: "NSF National Center for Atmospheric Research"
+  - name: "Kurt McKee"
+    affiliation: "University of Chicago, Globus"
+  - name: "Lundy Bernard"
+  - name: "Maryam Hosseini"
+  - name: "Matt McCormick"
+  - name: "Matthew Feickert"
+  - name: "Yaping Yang"
 ---
 
 SIMPLE-Py is a two-day hands-on workshop on Scientific Python packaging,
diff --git a/layouts/events/single.html b/layouts/events/single.html
index 3f61cde..d8983e1 100644
--- a/layouts/events/single.html
+++ b/layouts/events/single.html
@@ -124,6 +124,25 @@ <h2 class="schedule-day-title">{{ .day }}</h2>
     </section>
     {{- end }}
   </div>
+  {{- end }} {{- with .Params.attendees }}
+  <div class="attendees">
+    <h2 class="attendees-title">Attendees</h2>
+    <ul class="attendee-list">
+      {{- range . }} {{- $name := . }}{{ $affiliation := "" }}{{ $link := "" }}
+      {{- if reflect.IsMap . }}{{ $name = .name }}{{ $affiliation = .affiliation
+      }}{{ $link = .link }}{{- end }}
+      <li class="attendee-item">
+        {{- if $link }}
+        <a class="attendee-name" href="{{ $link }}">{{ $name }}</a>
+        {{- else }}
+        <span class="attendee-name">{{ $name }}</span>
+        {{- end }} {{- with $affiliation }}<span class="attendee-affiliation"
+          >{{ . }}</span
+        >{{- end }}
+      </li>
+      {{- end }}
+    </ul>
+  </div>
   {{- end }}
 </article>
 {{- end }}