diff --git a/addons/website_slides/__init__.py b/addons/website_slides/__init__.py
index 88710707227..48dadfaf2b2 100644
--- a/addons/website_slides/__init__.py
+++ b/addons/website_slides/__init__.py
@@ -3,4 +3,5 @@
 
 from . import controllers
 from . import models
+from . import populate
 from . import wizard
diff --git a/addons/website_slides/populate/__init__.py b/addons/website_slides/populate/__init__.py
new file mode 100644
index 00000000000..3252edfdcb9
--- /dev/null
+++ b/addons/website_slides/populate/__init__.py
@@ -0,0 +1,4 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import slide_channel
+from . import slide_channel_partner
diff --git a/addons/website_slides/populate/slide_channel.py b/addons/website_slides/populate/slide_channel.py
new file mode 100644
index 00000000000..26ec38c1fcf
--- /dev/null
+++ b/addons/website_slides/populate/slide_channel.py
@@ -0,0 +1,16 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import models
+from odoo.tools import populate
+
+
+class SlideChannel(models.Model):
+    _inherit = 'slide.channel'
+    _populate_sizes = {'small': 2, 'medium': 8, 'large': 20}
+
+    def _populate_factories(self):
+        return [
+            ('name', populate.constant('Course_{counter}')),
+            ('description', populate.constant('This is course number {counter}')),
+            ('website_published', populate.randomize([True, False], weights=[4, 1])),
+        ]
diff --git a/addons/website_slides/populate/slide_channel_partner.py b/addons/website_slides/populate/slide_channel_partner.py
new file mode 100644
index 00000000000..87f13d3beeb
--- /dev/null
+++ b/addons/website_slides/populate/slide_channel_partner.py
@@ -0,0 +1,51 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+import random
+from collections import defaultdict
+
+from odoo import models
+from odoo.tools import populate
+
+
+class SlideChannelPartner(models.Model):
+    _inherit = 'slide.channel.partner'
+    _populate_dependencies = ['res.partner', 'slide.channel']
+    # 50% more than partners, so supports 0 to N courses per partner.
+    _populate_sizes = {'small': 150, 'medium': 3_000, 'large': 150_000}
+
+    def _populate_factories(self):
+        partner_ids = self.env.registry.populated_models['res.partner']
+        partner_not_company_ids = (
+            self.env['res.partner'].search([('id', 'in', partner_ids), ('is_company', '=', False)]).ids
+        )
+        channel_ids_set = set(self.env.registry.populated_models['slide.channel'])
+        attendees_partner_ids = partner_not_company_ids * len(channel_ids_set)
+        random.shuffle(attendees_partner_ids)
+
+        courses_weights = [1 / i for i in range(1, len(channel_ids_set) + 1)]  # skewed for perf evals
+
+        def _compute_next_attendee(iterator, *args):
+            partners_channel_ids = defaultdict(set)
+            for values, partner_id in zip(iterator, attendees_partner_ids):
+                remaining_channel_ids = list(channel_ids_set - partners_channel_ids[partner_id])
+                channel_id = random.choices(
+                    remaining_channel_ids,
+                    weights=courses_weights[:len(remaining_channel_ids)],
+                    k=1,
+                )[0]
+
+                partners_channel_ids[partner_id].add(channel_id)
+
+                yield {**values, 'partner_id': partner_id, 'channel_id': channel_id}
+
+        return [
+            ('_attendee', _compute_next_attendee),
+            ('active', populate.randomize([True, False], weights=[4, 1])),
+            (
+                'member_status',
+                populate.randomize(
+                    ['invited', 'joined', 'ongoing', 'completed'],
+                    weights=[10, 50, 30, 20],
+                ),
+            ),
+        ]