diff --git a/src/d_main.cpp b/src/d_main.cpp
index 30bbb5227f..c5b77942e7 100644
--- a/src/d_main.cpp
+++ b/src/d_main.cpp
@@ -579,6 +579,7 @@ CVAR(Flag, sv_localitems, dmflags3, DF3_LOCAL_ITEMS);
 CVAR(Flag, sv_nolocaldrops, dmflags3, DF3_NO_LOCAL_DROPS);
 CVAR(Flag, sv_nocoopitems, dmflags3, DF3_NO_COOP_ONLY_ITEMS);
 CVAR(Flag, sv_nocoopthings, dmflags3, DF3_NO_COOP_ONLY_THINGS);
+CVAR(Flag, sv_rememberlastweapon, dmflags3, DF3_REMEMBER_LAST_WEAP);
 
 //==========================================================================
 //
diff --git a/src/doomdef.h b/src/doomdef.h
index 668059909f..70759a406d 100644
--- a/src/doomdef.h
+++ b/src/doomdef.h
@@ -185,6 +185,7 @@ enum : unsigned
 	DF3_NO_LOCAL_DROPS		= 1 << 3,	// Drops from Actors aren't picked up locally
 	DF3_NO_COOP_ONLY_ITEMS	= 1 << 4,	// Items that only appear in co-op are disabled
 	DF3_NO_COOP_ONLY_THINGS	= 1 << 5,	// Any Actor that only appears in co-op is disabled
+	DF3_REMEMBER_LAST_WEAP	= 1 << 6,	// When respawning in co-op, keep the last used weapon out instead of switching to the best new one.
 };
 
 // [RH] Compatibility flags.
diff --git a/src/playsim/p_mobj.cpp b/src/playsim/p_mobj.cpp
index 33756709d2..7e6a1f7d75 100644
--- a/src/playsim/p_mobj.cpp
+++ b/src/playsim/p_mobj.cpp
@@ -5508,6 +5508,7 @@ AActor *FLevelLocals::SpawnPlayer (FPlayerStart *mthing, int playernum, int flag
 	p->mo = mobj;
 	mobj->player = p;
 	state = p->playerstate;
+	const auto heldWeap = state == PST_REBORN && (dmflags3 & DF3_REMEMBER_LAST_WEAP) ? p->ReadyWeapon : nullptr;
 	if (state == PST_REBORN || state == PST_ENTER)
 	{
 		PlayerReborn (playernum);
@@ -5608,7 +5609,7 @@ AActor *FLevelLocals::SpawnPlayer (FPlayerStart *mthing, int playernum, int flag
 	{ // Special inventory handling for respawning in coop
 		IFVM(PlayerPawn, FilterCoopRespawnInventory)
 		{
-			VMValue params[] = { p->mo, oldactor };
+			VMValue params[] = { p->mo, oldactor, ((heldWeap == nullptr || (heldWeap->ObjectFlags & OF_EuthanizeMe)) ? nullptr : heldWeap) };
 			VMCall(func, params, 2, nullptr, 0);
 		}
 	}
diff --git a/wadsrc/static/menudef.txt b/wadsrc/static/menudef.txt
index 517ef29d03..fffac02ef2 100644
--- a/wadsrc/static/menudef.txt
+++ b/wadsrc/static/menudef.txt
@@ -1705,6 +1705,7 @@ OptionMenu CoopOptions protected
 	Option "$GMPLYMNU_SHAREKEYS",				"sv_coopsharekeys", "YesNo"
 	Option "$GMPLYMNU_LOCALITEMS",				"sv_localitems", "YesNo"
 	Option "$GMPLYMNU_NOLOCALDROP",				"sv_nolocaldrops", "YesNo"
+	Option "$GMPLYMNU_REMEMBERWEAP",			"sv_rememberlastweapon", "YesNo"
 	Class "GameplayMenu"
 }
 
diff --git a/wadsrc/static/zscript/actors/player/player.zs b/wadsrc/static/zscript/actors/player/player.zs
index d87fc17066..e2a4873303 100644
--- a/wadsrc/static/zscript/actors/player/player.zs
+++ b/wadsrc/static/zscript/actors/player/player.zs
@@ -867,7 +867,7 @@ class PlayerPawn : Actor
 	//
 	//===========================================================================
 
-	void FilterCoopRespawnInventory (PlayerPawn oldplayer)
+	void FilterCoopRespawnInventory (PlayerPawn oldplayer, Weapon curHeldWeapon = null)
 	{
 		// If we're losing everything, this is really simple.
 		if (sv_cooploseinventory)
@@ -876,6 +876,10 @@ class PlayerPawn : Actor
 			return;
 		}
 
+		// Make sure to get the real held weapon before messing with the inventory.
+		if (curHeldWeapon && curHeldWeapon.bPowered_Up)
+			curHeldWeapon = curHeldWeapon.SisterWeapon;
+
 		// Walk through the old player's inventory and destroy or modify
 		// according to dmflags.
 		Inventory next;
@@ -957,7 +961,15 @@ class PlayerPawn : Actor
 		ObtainInventory (oldplayer);
 
 		player.ReadyWeapon = NULL;
-		PickNewWeapon (NULL);
+		if (curHeldWeapon && curHeldWeapon.owner == self && curHeldWeapon.CheckAmmo(Weapon.EitherFire, false))
+		{
+			player.PendingWeapon = curHeldWeapon;
+			BringUpWeapon();
+		}
+		else
+		{
+			PickNewWeapon (NULL);
+		}
 	}