diff --git a/addons/purchase/__init__.py b/addons/purchase/__init__.py
index 5905766d867..f18a4646bbd 100644
--- a/addons/purchase/__init__.py
+++ b/addons/purchase/__init__.py
@@ -4,3 +4,4 @@
 from . import controllers
 from . import models
 from . import report
+from . import populate
diff --git a/addons/purchase/populate/__init__.py b/addons/purchase/populate/__init__.py
new file mode 100644
index 00000000000..41d97a90eb4
--- /dev/null
+++ b/addons/purchase/populate/__init__.py
@@ -0,0 +1,4 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import purchase
diff --git a/addons/purchase/populate/purchase.py b/addons/purchase/populate/purchase.py
new file mode 100644
index 00000000000..0ece87b9b2f
--- /dev/null
+++ b/addons/purchase/populate/purchase.py
@@ -0,0 +1,92 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+import logging
+from datetime import datetime, timedelta
+
+from odoo import models
+from odoo.tools import populate, groupby
+from odoo.addons.stock.populate.stock import COMPANY_NB_WITH_STOCK
+
+_logger = logging.getLogger(__name__)
+
+
+class ResCompany(models.Model):
+    _inherit = 'res.company'
+
+    def _populate_factories(self):
+        return super()._populate_factories() + [
+            ('po_lead', populate.randint(0, 2))
+        ]
+
+
+class PurchaseOrder(models.Model):
+    _inherit = 'purchase.order'
+
+    _populate_sizes = {'small': 100, 'medium': 1_500, 'large': 25_000}
+    _populate_dependencies = ['res.partner']
+
+    def _populate_factories(self):
+        now = datetime.now()
+
+        company_ids = self.env.registry.populated_models['res.company'][:COMPANY_NB_WITH_STOCK]
+        all_partners = self.env['res.partner'].browse(self.env.registry.populated_models['res.partner'])
+        partners_by_company = dict(groupby(all_partners, key=lambda par: par.company_id.id))
+        partners_inter_company = self.env['res.partner'].concat(*partners_by_company.get(False, []))
+        partners_by_company = {com: self.env['res.partner'].concat(*partners) | partners_inter_company for com, partners in partners_by_company.items() if com}
+
+        def get_date_order(values, counter, random):
+            # 95.45 % of picking scheduled between (-5, 10) days and follow a gauss distribution (only +-15% PO is late)
+            delta = random.gauss(5, 5)
+            return now + timedelta(days=delta)
+
+        def get_date_planned(values, counter, random):
+            # 95 % of PO Receipt Date between (1, 16) days after the order deadline and follow a exponential distribution
+            delta = random.expovariate(5) + 1
+            return values['date_order'] + timedelta(days=delta)
+
+        def get_partner_id(values, counter, random):
+            return random.choice(partners_by_company[values['company_id']]).id
+
+        def get_currency_id(values, counter, random):
+            company = self.env['res.company'].browse(values['company_id'])
+            return company.currency_id.id
+
+        return [
+            ('company_id', populate.randomize(company_ids)),
+            ('date_order', populate.compute(get_date_order)),
+            ('date_planned', populate.compute(get_date_planned)),
+            ('partner_id', populate.compute(get_partner_id)),
+            ('currency_id', populate.compute(get_currency_id)),
+        ]
+
+
+class PurchaseOrderLine(models.Model):
+    _inherit = 'purchase.order.line'
+
+    _populate_sizes = {'small': 500, 'medium': 7_500, 'large': 125_000}
+    _populate_dependencies = ['purchase.order', 'product.product']
+
+    def _populate_factories(self):
+
+        purchase_order_ids = self.env.registry.populated_models['purchase.order']
+        product_ids = self.env.registry.populated_models['product.product']
+
+        def get_product_uom(values, counter, random):
+            product = self.env['product.product'].browse(values['product_id'])
+            return product.uom_id.id
+
+        def get_date_planned(values, counter, random):
+            po = self.env['purchase.order'].browse(values['order_id'])
+            return po.date_planned
+
+        return [
+            ('order_id', populate.iterate(purchase_order_ids)),
+            ('name', populate.constant("PO-line-{counter}")),
+            ('product_id', populate.randomize(product_ids)),
+            ('product_uom', populate.compute(get_product_uom)),
+            ('taxes_id', populate.constant(False)),  # to avoid slow _prepare_add_missing_fields
+            ('date_planned', populate.compute(get_date_planned)),
+            ('product_qty', populate.randint(1, 10)),
+            ('price_unit', populate.randint(10, 100)),
+        ]
diff --git a/addons/purchase_stock/__init__.py b/addons/purchase_stock/__init__.py
index 849b2eb3699..cc821960bef 100644
--- a/addons/purchase_stock/__init__.py
+++ b/addons/purchase_stock/__init__.py
@@ -3,6 +3,7 @@
 
 from . import models
 from . import report
+from . import populate
 
 from odoo import api, SUPERUSER_ID
 
diff --git a/addons/purchase_stock/populate/__init__.py b/addons/purchase_stock/populate/__init__.py
new file mode 100644
index 00000000000..d79cb596c13
--- /dev/null
+++ b/addons/purchase_stock/populate/__init__.py
@@ -0,0 +1,4 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import purchase_stock
diff --git a/addons/purchase_stock/populate/purchase_stock.py b/addons/purchase_stock/populate/purchase_stock.py
new file mode 100644
index 00000000000..f2781c75a9f
--- /dev/null
+++ b/addons/purchase_stock/populate/purchase_stock.py
@@ -0,0 +1,30 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+import logging
+
+from odoo import models
+from odoo.tools import populate, groupby
+
+_logger = logging.getLogger(__name__)
+
+
+class PurchaseOrder(models.Model):
+    _inherit = "purchase.order"
+
+    _populate_dependencies = ["res.partner", "stock.picking.type"]
+
+    def _populate_factories(self):
+        res = super()._populate_factories()
+        picking_types = self.env['stock.picking.type'].search([('code', '=', 'incoming')])
+
+        picking_types_by_company = dict(groupby(picking_types, key=lambda par: par.company_id.id))
+        picking_types_inter_company = self.env['stock.picking.type'].concat(*picking_types_by_company.get(False, []))
+        picking_types_by_company = {com: self.env['stock.picking.type'].concat(*pt) | picking_types_inter_company for com, pt in picking_types_by_company.items() if com}
+
+        def get_picking_type_id(values=None, random=None, **kwargs):
+            return random.choice(picking_types_by_company[values["company_id"]]).id
+
+        return res + [
+            ("picking_type_id", populate.compute(get_picking_type_id))
+        ]