diff --git a/bookwyrm/templates/moderation/reports.html b/bookwyrm/templates/moderation/reports.html
index f486711f..72cadae5 100644
--- a/bookwyrm/templates/moderation/reports.html
+++ b/bookwyrm/templates/moderation/reports.html
@@ -8,6 +8,7 @@
 {% trans "Reports" %}
 {% endif %}
 {% endblock %}
+
 {% block header %}
 {% if server %}
 {% blocktrans with server_name=server.server_name %}Reports: <small>{{ server_name }}</small>{% endblocktrans %}
@@ -29,6 +30,8 @@
     </ul>
 </div>
 
+{% include 'settings/user_admin_filters.html' %}
+
 <div class="block">
     {% if not reports %}
     <em>{% trans "No reports found." %}</em>
diff --git a/bookwyrm/templates/settings/federated_server.html b/bookwyrm/templates/settings/federated_server.html
index 14b78af0..386433f3 100644
--- a/bookwyrm/templates/settings/federated_server.html
+++ b/bookwyrm/templates/settings/federated_server.html
@@ -39,14 +39,14 @@
                 <dt>{% trans "Users:" %}</dt>
                 <dd>
                     {{ users.count }}
-                    {% if server.user_set.count %}(<a href="{% url 'settings-users' %}?server={{ server.id }}">{% trans "View all" %}</a>){% endif %}
+                    {% if server.user_set.count %}(<a href="{% url 'settings-users' %}?server={{ server.server_name }}">{% trans "View all" %}</a>){% endif %}
                 </dd>
             </div>
             <div class="is-flex">
                 <dt>{% trans "Reports:" %}</dt>
                 <dd>
                     {{ reports.count }}
-                    {% if reports.count %}(<a href="{% url 'settings-reports' %}?server={{ server.id }}">{% trans "View all" %}</a>){% endif %}
+                    {% if reports.count %}(<a href="{% url 'settings-reports' %}?server={{ server.server_name }}">{% trans "View all" %}</a>){% endif %}
                 </dd>
             </div>
             <div class="is-flex">
diff --git a/bookwyrm/templates/settings/server_filter.html b/bookwyrm/templates/settings/server_filter.html
new file mode 100644
index 00000000..fd8760cc
--- /dev/null
+++ b/bookwyrm/templates/settings/server_filter.html
@@ -0,0 +1,7 @@
+{% extends 'snippets/filters_panel/filter_field.html' %}
+{% load i18n %}
+
+{% block filter %}
+<label class="label" for="id_server">{% trans "Server name" %}</label>
+<input type="text" class="input" name="server" value="{{ request.GET.server|default:'' }}" id="id_server" placeholder="example.server.com">
+{% endblock %}
diff --git a/bookwyrm/templates/settings/user_admin.html b/bookwyrm/templates/settings/user_admin.html
index bb0534e0..a96d37f5 100644
--- a/bookwyrm/templates/settings/user_admin.html
+++ b/bookwyrm/templates/settings/user_admin.html
@@ -13,6 +13,8 @@
 
 {% block panel %}
 
+{% include 'settings/user_admin_filters.html' %}
+
 <table class="table is-striped">
     <tr>
         {% url 'settings-users' as url %}
diff --git a/bookwyrm/templates/settings/user_admin_filters.html b/bookwyrm/templates/settings/user_admin_filters.html
new file mode 100644
index 00000000..a7b5c8aa
--- /dev/null
+++ b/bookwyrm/templates/settings/user_admin_filters.html
@@ -0,0 +1,6 @@
+{% extends 'snippets/filters_panel/filters_panel.html' %}
+
+{% block filter_fields %}
+{% include 'settings/server_filter.html' %}
+{% include 'settings/username_filter.html' %}
+{% endblock %}
diff --git a/bookwyrm/templates/settings/username_filter.html b/bookwyrm/templates/settings/username_filter.html
new file mode 100644
index 00000000..d7da033a
--- /dev/null
+++ b/bookwyrm/templates/settings/username_filter.html
@@ -0,0 +1,8 @@
+{% extends 'snippets/filters_panel/filter_field.html' %}
+{% load i18n %}
+
+{% block filter %}
+<label class="label" for="id_username">{% trans "Username" %}</label>
+<input type="text" class="input" name="username" value="{{ request.GET.username|default:'' }}" id="id_username" placeholder="user@domain.com">
+{% endblock %}
+
diff --git a/bookwyrm/views/federation.py b/bookwyrm/views/federation.py
index 3803e92e..8712c463 100644
--- a/bookwyrm/views/federation.py
+++ b/bookwyrm/views/federation.py
@@ -29,7 +29,7 @@ class Federation(View):
         except ValueError:
             page = 1
 
-        servers = models.FederatedServer.objects.all()
+        servers = models.FederatedServer.objects
 
         sort = request.GET.get("sort")
         sort_fields = ["created_date", "application_type", "server_name"]
diff --git a/bookwyrm/views/reports.py b/bookwyrm/views/reports.py
index cb1a62ff..b6c87c50 100644
--- a/bookwyrm/views/reports.py
+++ b/bookwyrm/views/reports.py
@@ -29,8 +29,10 @@ class Reports(View):
         resolved = request.GET.get("resolved") == "true"
         server = request.GET.get("server")
         if server:
-            server = get_object_or_404(models.FederatedServer, id=server)
-            filters["user__federated_server"] = server
+            filters["user__federated_server__server_name"] = server
+        username = request.GET.get("username")
+        if username:
+            filters["user__username__icontains"] = username
         filters["resolved"] = resolved
         data = {
             "resolved": resolved,
diff --git a/bookwyrm/views/user_admin.py b/bookwyrm/views/user_admin.py
index 1eb6089f..dd430f35 100644
--- a/bookwyrm/views/user_admin.py
+++ b/bookwyrm/views/user_admin.py
@@ -1,7 +1,6 @@
 """ manage user """
 from django.contrib.auth.decorators import login_required, permission_required
 from django.core.paginator import Paginator
-from django.shortcuts import get_object_or_404
 from django.template.response import TemplateResponse
 from django.utils.decorators import method_decorator
 from django.views import View
@@ -29,10 +28,14 @@ class UserAdmin(View):
         filters = {}
         server = request.GET.get("server")
         if server:
-            server = get_object_or_404(models.FederatedServer, id=server)
+            server = models.FederatedServer.objects.filter(server_name=server).first()
             filters["federated_server"] = server
+            filters["federated_server__isnull"] = False
+        username = request.GET.get("username")
+        if username:
+            filters["username__icontains"] = username
 
-        users = models.User.objects.filter(**filters).all()
+        users = models.User.objects.filter(**filters)
 
         sort = request.GET.get("sort", "-created_date")
         sort_fields = [
@@ -46,5 +49,8 @@ class UserAdmin(View):
             users = users.order_by(sort)
 
         paginated = Paginator(users, PAGE_LENGTH)
-        data = {"users": paginated.get_page(page), "sort": sort, "server": server}
+        data = {
+            "users": paginated.get_page(page),
+            "sort": sort, "server": server,
+        }
         return TemplateResponse(request, "settings/user_admin.html", data)