diff --git a/code/datums/mind.dm b/code/datums/mind.dm
index 19b8ce2ebd4..93b31526596 100644
--- a/code/datums/mind.dm
+++ b/code/datums/mind.dm
@@ -91,6 +91,9 @@
 	leave_all_huds()									//leave all the huds in the old body, so it won't get huds if somebody else enters it
 	current = new_character								//associate ourself with our new body
 	new_character.mind = src							//and associate our new body with ourself
+	if(iscarbon(new_character))
+		var/mob/living/carbon/C = new_character
+		C.last_mind = src
 	transfer_antag_huds(hud_to_transfer)				//inherit the antag HUD
 	transfer_actions(new_character)
 
@@ -1533,6 +1536,10 @@
 		mind.name = real_name
 	mind.current = src
 
+/mob/living/carbon/mind_initialize()
+	..()
+	last_mind = mind
+
 //HUMAN
 /mob/living/carbon/human/mind_initialize()
 	..()
diff --git a/code/modules/mob/living/blood.dm b/code/modules/mob/living/blood.dm
index b0547c9f0d6..73ae98b59db 100644
--- a/code/modules/mob/living/blood.dm
+++ b/code/modules/mob/living/blood.dm
@@ -162,8 +162,13 @@
 		blood_data["trace_chem"] = list2params(temp_chem)
 		if(mind)
 			blood_data["mind"] = mind
+		else if(last_mind)
+			blood_data["mind"] = last_mind
 		if(ckey)
 			blood_data["ckey"] = ckey
+		else if(last_mind)
+			blood_data["ckey"] = ckey(last_mind.key)
+
 		if(!suiciding)
 			blood_data["cloneable"] = 1
 		blood_data["blood_type"] = copytext(dna.blood_type,1,0)
diff --git a/code/modules/mob/living/carbon/carbon_defines.dm b/code/modules/mob/living/carbon/carbon_defines.dm
index e163cb6dc35..1c1a00fd45c 100644
--- a/code/modules/mob/living/carbon/carbon_defines.dm
+++ b/code/modules/mob/living/carbon/carbon_defines.dm
@@ -25,6 +25,7 @@
 	var/obj/item/ears = null //only used by humans.
 
 	var/datum/dna/dna = null//Carbon
+	var/datum/mind/last_mind = null //last mind to control this mob, for blood-based cloning
 
 	var/failed_last_breath = 0 //This is used to determine if the mob failed a breath. If they did fail a brath, they will attempt to breathe each tick, otherwise just once per 4 ticks.