diff --git a/geneit_app/src/hooks/useQuery.tsx b/geneit_app/src/hooks/useQuery.tsx
new file mode 100644
index 0000000..b5b889f
--- /dev/null
+++ b/geneit_app/src/hooks/useQuery.tsx
@@ -0,0 +1,11 @@
+// A custom hook that builds on useLocation to parse
+
+import React from "react";
+import { useLocation } from "react-router-dom";
+
+// the query string for you.
+export function useQuery(): URLSearchParams {
+  const { search } = useLocation();
+
+  return React.useMemo(() => new URLSearchParams(search), [search]);
+}
diff --git a/geneit_app/src/routes/family/FamilyCoupleRoute.tsx b/geneit_app/src/routes/family/FamilyCoupleRoute.tsx
index a9a9bcb..94b697a 100644
--- a/geneit_app/src/routes/family/FamilyCoupleRoute.tsx
+++ b/geneit_app/src/routes/family/FamilyCoupleRoute.tsx
@@ -8,6 +8,7 @@ import React from "react";
 import { useNavigate, useParams } from "react-router-dom";
 import { Couple, CoupleApi } from "../../api/CoupleApi";
 import { Member } from "../../api/MemberApi";
+import { ServerApi } from "../../api/ServerApi";
 import { useAlert } from "../../hooks/context_providers/AlertDialogProvider";
 import { useConfirm } from "../../hooks/context_providers/ConfirmDialogProvider";
 import { useSnackbar } from "../../hooks/context_providers/SnackbarProvider";
@@ -19,11 +20,10 @@ import { FamilyPageTitle } from "../../widgets/FamilyPageTitle";
 import { MemberItem } from "../../widgets/MemberItem";
 import { PropertiesBox } from "../../widgets/PropertiesBox";
 import { RouterLink } from "../../widgets/RouterLink";
-import { MemberInput } from "../../widgets/forms/MemberInput";
-import { UploadPhotoButton } from "../../widgets/forms/UploadPhotoButton";
-import { PropSelect } from "../../widgets/forms/SelectInput";
-import { ServerApi } from "../../api/ServerApi";
 import { DateInput } from "../../widgets/forms/DateInput";
+import { MemberInput } from "../../widgets/forms/MemberInput";
+import { PropSelect } from "../../widgets/forms/SelectInput";
+import { UploadPhotoButton } from "../../widgets/forms/UploadPhotoButton";
 
 /**
  * Create a new couple route
diff --git a/geneit_app/src/routes/family/FamilyMemberRoute.tsx b/geneit_app/src/routes/family/FamilyMemberRoute.tsx
index e68c22e..4e15b88 100644
--- a/geneit_app/src/routes/family/FamilyMemberRoute.tsx
+++ b/geneit_app/src/routes/family/FamilyMemberRoute.tsx
@@ -14,6 +14,7 @@ import {
 import * as EmailValidator from "email-validator";
 import React from "react";
 import { useNavigate, useParams } from "react-router-dom";
+import { Couple } from "../../api/CoupleApi";
 import { Member, MemberApi, fmtDate } from "../../api/MemberApi";
 import { ServerApi } from "../../api/ServerApi";
 import { useAlert } from "../../hooks/context_providers/AlertDialogProvider";
@@ -22,6 +23,7 @@ import { useSnackbar } from "../../hooks/context_providers/SnackbarProvider";
 import { AsyncWidget } from "../../widgets/AsyncWidget";
 import { useFamily } from "../../widgets/BaseFamilyRoute";
 import { ConfirmLeaveWithoutSaveDialog } from "../../widgets/ConfirmLeaveWithoutSaveDialog";
+import { CouplePhoto } from "../../widgets/CouplePhoto";
 import { FamilyPageTitle } from "../../widgets/FamilyPageTitle";
 import { MemberItem } from "../../widgets/MemberItem";
 import { MemberPhoto } from "../../widgets/MemberPhoto";
@@ -34,8 +36,7 @@ import { PropEdit } from "../../widgets/forms/PropEdit";
 import { PropSelect } from "../../widgets/forms/SelectInput";
 import { SexSelection } from "../../widgets/forms/SexSelection";
 import { UploadPhotoButton } from "../../widgets/forms/UploadPhotoButton";
-import { Couple } from "../../api/CoupleApi";
-import { CouplePhoto } from "../../widgets/CouplePhoto";
+import { useQuery } from "../../hooks/useQuery";
 
 /**
  * Create a new member route
@@ -48,6 +49,10 @@ export function FamilyCreateMemberRoute(): React.ReactElement {
   const n = useNavigate();
   const family = useFamily();
 
+  const parameters = useQuery();
+  const mother = Number(parameters.get("mother"));
+  const father = Number(parameters.get("father"));
+
   const create = async (m: Member) => {
     try {
       const r = await MemberApi.Create(m);
@@ -68,9 +73,13 @@ export function FamilyCreateMemberRoute(): React.ReactElement {
     n(family.family.URL("members"));
   };
 
+  const member = Member.New(family.family.family_id);
+  if (mother) member.mother = mother;
+  if (father) member.father = father;
+
   return (
     <MemberPage
-      member={Member.New(family.family.family_id)}
+      member={member}
       creating={true}
       editing={true}
       onCancel={cancel}
@@ -668,6 +677,18 @@ export function MemberPage(p: {
                   </RouterLink>
                 ))
               )}
+
+              {(member.mother || member.father) && (
+                <div style={{ display: "flex", justifyContent: "end" }}>
+                  <RouterLink
+                    to={family.family.URL(
+                      `member/create?mother=${member.mother}&father=${member.father}`
+                    )}
+                  >
+                    <Button>Nouveau</Button>
+                  </RouterLink>
+                </div>
+              )}
             </PropertiesBox>
           </Grid>
         )}