diff --git a/modules/boursorama/browser.py b/modules/boursorama/browser.py
index 45ff7b2a66f1bbd880a2d98e7fe20bb890ad4baa..7fb730da2747df5e4ea9fdaf936fb97084631a62 100644
--- a/modules/boursorama/browser.py
+++ b/modules/boursorama/browser.py
@@ -31,8 +31,9 @@
 from weboob.capabilities.bank import (
     Account, AccountNotFound, TransferError, TransferInvalidAmount,
     TransferInvalidEmitter, TransferInvalidLabel, TransferInvalidRecipient,
-    AddRecipientStep, Recipient, Rate, TransferBankError,
+    AddRecipientStep, Recipient, Rate, TransferBankError, AccountOwnership,
 )
+from weboob.capabilities.base import empty
 from weboob.capabilities.contact import Advisor
 from weboob.tools.captcha.virtkeyboard import VirtKeyboardError
 from weboob.tools.value import Value
@@ -116,6 +117,7 @@ class BoursoramaBrowser(RetryLoginBrowser, StatesMixin):
     authentication = URL('/securisation', AuthenticationPage)
     iban = URL('/compte/(?P<webid>.*)/rib', IbanPage)
     profile = URL('/mon-profil/', ProfilePage)
+    profile_children = URL('/mon-profil/coordonnees/enfants', ProfilePage)
 
     expert = URL('/compte/derive/', ExpertPage)
 
@@ -187,6 +189,39 @@ def do_login(self):
         if self.authentication.is_here():
             raise BrowserIncorrectAuthenticationCode('Invalid PIN code')
 
+    def ownership_guesser(self):
+        ownerless_accounts = [account for account in self.accounts_list if empty(account.ownership)]
+
+        # On Boursorama website, all mandatory accounts have the real owner name in their label, and
+        # children names are findable in the PSU profile.
+        self.profile_children.go()
+        children_names = self.page.get_children_firstnames()
+
+        for ownerless_account in ownerless_accounts:
+            for child_name in children_names:
+                if child_name in ownerless_account.label:
+                    ownerless_account.ownership = AccountOwnership.ATTORNEY
+                    break
+
+        # If there are two deferred card for with the same parent account, we assume that's the parent checking
+        # account is a 'CO_OWNER' account
+        parent_accounts = []
+        for account in self.accounts_list:
+            if account.type == Account.TYPE_CARD and empty(account.parent.ownership):
+                if account.parent in parent_accounts:
+                    account.parent.ownership = AccountOwnership.CO_OWNER
+                parent_accounts.append(account.parent)
+
+        # We set all accounts without ownership as if they belong to the credential owner
+        for account in self.accounts_list:
+            if empty(account.ownership) and account.type != Account.TYPE_CARD:
+                account.ownership = AccountOwnership.OWNER
+
+        # Account cards should be set with the same ownership of their parents accounts
+        for account in self.accounts_list:
+            if account.type == Account.TYPE_CARD:
+                account.ownership = account.parent.ownership
+
     def go_cards_number(self, link):
         self.location(link)
         self.location(self.page.get_cards_number_link())
@@ -268,6 +303,7 @@ def get_accounts_list(self):
         if exc:
             raise exc
 
+        self.ownership_guesser()
         return self.accounts_list
 
     def get_account(self, id):
diff --git a/modules/boursorama/pages.py b/modules/boursorama/pages.py
index 9c4b2ccd9ff903e1a735febd597e2fad00f2b48c..c6aece8d57b2be8aac763556602505d017957166 100644
--- a/modules/boursorama/pages.py
+++ b/modules/boursorama/pages.py
@@ -32,12 +32,13 @@
     CleanText, CleanDecimal, Field, Format,
     Regexp, Date, AsyncLoad, Async, Eval, Env,
     Currency as CleanCurrency, Map, Coalesce,
+    MapIn, Lower,
 )
 from weboob.browser.filters.json import Dict
 from weboob.browser.filters.html import Attr, Link, TableCell
 from weboob.capabilities.bank import (
     Account, Investment, Recipient, Transfer, AccountNotFound,
-    AddRecipientBankError, TransferInvalidAmount, Loan,
+    AddRecipientBankError, TransferInvalidAmount, Loan, AccountOwnership,
 )
 from weboob.tools.capabilities.bank.investments import create_french_liquidity
 from weboob.capabilities.base import NotAvailable, Currency
@@ -237,6 +238,12 @@ def is_here(self):
         'carte': Account.TYPE_CARD,
     }
 
+    ACCOUNTS_OWNERSHIP = {
+        'Comptes de mes enfants': AccountOwnership.ATTORNEY,
+        'joint': AccountOwnership.CO_OWNER,
+        'commun': AccountOwnership.CO_OWNER,
+    }
+
     @method
     class iter_accounts(ListElement):
         item_xpath = '//table[@class="table table--accounts"]/tr[has-class("table__line--account") and count(descendant::td) > 1 and @data-line-account-href]'
@@ -314,6 +321,23 @@ def obj_type(self):
 
                 return Account.TYPE_UNKNOWN
 
+            def obj_ownership(self):
+                ownership = Coalesce(
+                    MapIn(
+                        CleanText('../tr[contains(@class, "list--accounts--master")]//h4/text()'),
+                        self.page.ACCOUNTS_OWNERSHIP,
+                        default=NotAvailable
+                    ),
+                    MapIn(
+                        Lower(Field('label')),
+                        self.page.ACCOUNTS_OWNERSHIP,
+                        default=NotAvailable
+                    ),
+                    default=NotAvailable
+                )(self)
+
+                return ownership
+
             def obj_url(self):
                 link = Attr('.//a[has-class("account--name")] | .//a[2] | .//div/a', 'href', default=NotAvailable)(self)
                 return urljoin(self.page.url, link)
@@ -778,6 +802,17 @@ def MySelect(*args, **kwargs):
 
 
 class ProfilePage(LoggedPage, HTMLPage):
+
+    def get_children_firstnames(self):
+        names = []
+
+        for child in self.doc.xpath('//span[@class="transfer__account-name"]'):
+            name = child.text.split('\n')
+            assert len(name) > 1, "There is a child without firstname or the html code has changed !"
+            names.append(child.text.split('\n')[0])
+
+        return names
+
     @method
     class get_profile(ItemElement):
         klass = Person