diff --git a/app/components/FormWithConfirm.tsx b/app/components/FormWithConfirm.tsx
index c3317473b..2249e04df 100644
--- a/app/components/FormWithConfirm.tsx
+++ b/app/components/FormWithConfirm.tsx
@@ -1,4 +1,4 @@
-import { Form } from "@remix-run/react";
+import { Form, useFetcher } from "@remix-run/react";
 import React from "react";
 import invariant from "tiny-invariant";
 import { useTranslation } from "~/hooks/useTranslation";
@@ -11,12 +11,15 @@ export function FormWithConfirm({
   children,
   dialogHeading,
   deleteButtonText,
+  action,
 }: {
   fields?: [name: string, value: string | number][];
   children: React.ReactNode;
   dialogHeading: string;
   deleteButtonText?: string;
+  action?: string;
 }) {
+  const fetcher = useFetcher();
   const { t } = useTranslation(["common"]);
   const [dialogOpen, setDialogOpen] = React.useState(false);
   const formRef = React.useRef<HTMLFormElement>(null);
@@ -29,11 +32,17 @@ export function FormWithConfirm({
 
   return (
     <>
-      <Form id={id} className="hidden" ref={formRef} method="post">
+      <fetcher.Form
+        id={id}
+        className="hidden"
+        ref={formRef}
+        method="post"
+        action={action}
+      >
         {fields?.map(([name, value]) => (
           <input type="hidden" key={name} name={name} value={value} />
         ))}
-      </Form>
+      </fetcher.Form>
       <Dialog isOpen={dialogOpen} close={closeDialog} className="text-center">
         <div className="stack md">
           <h2 className="text-sm">{dialogHeading}</h2>
diff --git a/app/db/models/calendar/deleteTournamentById.sql b/app/db/models/calendar/deleteTournamentById.sql
new file mode 100644
index 000000000..9e626e78b
--- /dev/null
+++ b/app/db/models/calendar/deleteTournamentById.sql
@@ -0,0 +1,4 @@
+delete from
+  "Tournament"
+where
+  id = @id
diff --git a/app/db/models/calendar/queries.server.ts b/app/db/models/calendar/queries.server.ts
index ddf101b4f..8300dae01 100644
--- a/app/db/models/calendar/queries.server.ts
+++ b/app/db/models/calendar/queries.server.ts
@@ -41,6 +41,7 @@ import findAllEventsWithMapPoolsSql from "./findAllEventsWithMapPools.sql";
 import findTieBreakerMapPoolByEventIdSql from "./findTieBreakerMapPoolByEventId.sql";
 import deleteByIdSql from "./deleteById.sql";
 import createTournamentSql from "./createTournament.sql";
+import deleteTournamentByIdSql from "./deleteTournamentById.sql";
 
 const createStm = sql.prepare(createSql);
 const updateStm = sql.prepare(updateSql);
@@ -58,6 +59,7 @@ const findTieBreakerMapPoolByEventIdtm = sql.prepare(
   findTieBreakerMapPoolByEventIdSql
 );
 const deleteByIdStm = sql.prepare(deleteByIdSql);
+const deleteTournamentByIdStm = sql.prepare(deleteTournamentByIdSql);
 const createTournamentStm = sql.prepare(createTournamentSql);
 
 const createTournament = (
@@ -512,6 +514,15 @@ export function findTieBreakerMapPoolByEventId(
   >;
 }
 
-export function deleteById(id: CalendarEvent["id"]) {
-  return deleteByIdStm.run({ id });
-}
+export const deleteById = sql.transaction(
+  ({
+    eventId,
+    tournamentId,
+  }: {
+    eventId: number;
+    tournamentId: number | null;
+  }) => {
+    deleteByIdStm.run({ id: eventId });
+    if (tournamentId) deleteTournamentByIdStm.run({ id: tournamentId });
+  }
+);
diff --git a/app/features/tournament/routes/to.$id.admin.tsx b/app/features/tournament/routes/to.$id.admin.tsx
index f6bda7e6e..cb4f765ae 100644
--- a/app/features/tournament/routes/to.$id.admin.tsx
+++ b/app/features/tournament/routes/to.$id.admin.tsx
@@ -30,8 +30,13 @@ import { joinTeam, leaveTeam } from "../queries/joinLeaveTeam.server";
 import { TOURNAMENT } from "../tournament-constants";
 import { deleteTeam } from "../queries/deleteTeam.server";
 import { useUser } from "~/modules/auth";
-import { calendarEditPage, tournamentPage } from "~/utils/urls";
+import {
+  calendarEditPage,
+  calendarEventPage,
+  tournamentPage,
+} from "~/utils/urls";
 import { Redirect } from "~/components/Redirect";
+import { FormWithConfirm } from "~/components/FormWithConfirm";
 
 export const action: ActionFunction = async ({ request, params }) => {
   const user = await requireUserId(request);
@@ -138,7 +143,9 @@ export const action: ActionFunction = async ({ request, params }) => {
   return null;
 };
 
+// xxx: seed order for challonge download
 export default function TournamentAdminPage() {
+  const { t } = useTranslation(["calendar"]);
   const data = useOutletContext<TournamentLoaderData>();
   const user = useUser();
 
@@ -151,7 +158,7 @@ export default function TournamentAdminPage() {
       <AdminActions />
       {isAdmin(user) ? <EnableMapList /> : null}
       <DownloadParticipants />
-      <div className="stack items-start mt-4">
+      <div className="stack horizontal items-end mt-4">
         <LinkButton
           to={calendarEditPage(data.event.eventId)}
           size="tiny"
@@ -159,6 +166,23 @@ export default function TournamentAdminPage() {
         >
           Edit event info
         </LinkButton>
+        {!data.hasStarted ? (
+          <FormWithConfirm
+            dialogHeading={t("calendar:actions.delete.confirm", {
+              name: data.event.name,
+            })}
+            action={calendarEventPage(data.event.eventId)}
+          >
+            <Button
+              className="ml-auto"
+              size="tiny"
+              variant="minimal-destructive"
+              type="submit"
+            >
+              {t("calendar:actions.delete")}
+            </Button>
+          </FormWithConfirm>
+        ) : null}
       </div>
     </div>
   );
diff --git a/app/features/tournament/routes/to.$id.tsx b/app/features/tournament/routes/to.$id.tsx
index 894032cbe..af34a2fcb 100644
--- a/app/features/tournament/routes/to.$id.tsx
+++ b/app/features/tournament/routes/to.$id.tsx
@@ -58,7 +58,7 @@ export const links: LinksFunction = () => {
 };
 
 export const handle: SendouRouteHandle = {
-  i18n: ["tournament"],
+  i18n: ["tournament", "calendar"],
 };
 
 export type TournamentLoaderTeam = Unpacked<TournamentLoaderData["teams"]>;
diff --git a/app/routes/calendar/$id/index.tsx b/app/routes/calendar/$id/index.tsx
index 940d47627..4069af5c5 100644
--- a/app/routes/calendar/$id/index.tsx
+++ b/app/routes/calendar/$id/index.tsx
@@ -69,7 +69,10 @@ export const action: ActionFunction = async ({ params, request }) => {
     })
   );
 
-  db.calendarEvents.deleteById(event.eventId);
+  db.calendarEvents.deleteById({
+    eventId: event.eventId,
+    tournamentId: event.tournamentId,
+  });
 
   return redirect(CALENDAR_PAGE);
 };