diff --git a/code/modules/client/preference_setup/global/setting_datums.dm b/code/modules/client/preference_setup/global/setting_datums.dm
index d446a8f9505..71559fed0e5 100644
--- a/code/modules/client/preference_setup/global/setting_datums.dm
+++ b/code/modules/client/preference_setup/global/setting_datums.dm
@@ -126,6 +126,12 @@ var/list/_client_preferences_by_type
 	enabled_description = "Show"
 	disabled_description = "Hide"
 
+/datum/client_preference/check_mention
+	description ="Emphasize Name Mention"
+	key = "CHAT_MENTION"
+	enabled_description = "Emphasize"
+	disabled_description = "Normal"
+
 /datum/client_preference/show_progress_bar
 	description ="Progress Bar"
 	key = "SHOW_PROGRESS"
diff --git a/code/modules/mob/emote.dm b/code/modules/mob/emote.dm
index 15b99923752..b2748e6f061 100644
--- a/code/modules/mob/emote.dm
+++ b/code/modules/mob/emote.dm
@@ -23,6 +23,8 @@
 	if (message)
 		log_emote("[name]/[key] : [message]")
 
+		message = say_emphasis(message)
+
  // Hearing gasp and such every five seconds is not good emotes were not global for a reason.
  // Maybe some people are okay with that.
 
@@ -63,6 +65,8 @@
 	else
 		input = message
 
+	input = say_emphasis(input)
+
 	if(input)
 		log_emote("Ghost/[src.key] : [input]")
 		if(!invisibility) //If the ghost is made visible by admins or cult. And to see if the ghost has toggled its own visibility, as well. -Mech
diff --git a/code/modules/mob/hear_say.dm b/code/modules/mob/hear_say.dm
index a240277d38c..fe8c86619ac 100644
--- a/code/modules/mob/hear_say.dm
+++ b/code/modules/mob/hear_say.dm
@@ -49,6 +49,8 @@
 	if(italics)
 		message = "<i>[message]</i>"
 
+	message = say_emphasis(message)
+
 	var/track = null
 	if(istype(src, /mob/observer/dead))
 		if(italics && is_preference_enabled(/datum/client_preference/ghost_radio))
@@ -66,20 +68,73 @@
 			else
 				src << "<span class='name'>[speaker_name]</span>[alt_name] talks but you cannot hear."
 	else
+		var/message_to_send = null
 		if(language)
-			on_hear_say("<span class='game say'><span class='name'>[speaker_name]</span>[alt_name] [track][language.format_message(message, verb)]</span>")
+			message_to_send = "<span class='game say'><span class='name'>[speaker_name]</span>[alt_name] [track][language.format_message(message, verb)]</span>"
 		else
-			on_hear_say("<span class='game say'><span class='name'>[speaker_name]</span>[alt_name] [track][verb], <span class='message'><span class='body'>\"[message]\"</span></span></span>")
+			message_to_send = "<span class='game say'><span class='name'>[speaker_name]</span>[alt_name] [track][verb], <span class='message'><span class='body'>\"[message]\"</span></span></span>"
+		if(check_mentioned(message) && is_preference_enabled(/datum/client_preference/check_mention))
+			message_to_send = "<font size='3'><b>[message_to_send]</b></font>"
+
+		on_hear_say(message_to_send)
+
 		if (speech_sound && (get_dist(speaker, src) <= world.view && src.z == speaker.z))
 			var/turf/source = speaker? get_turf(speaker) : get_turf(src)
 			src.playsound_local(source, speech_sound, sound_vol, 1)
 
 /mob/proc/on_hear_say(var/message)
-	src << message
+	to_chat(src, message)
 
 /mob/living/silicon/on_hear_say(var/message)
 	var/time = say_timestamp()
-	src << "[time] [message]"
+	to_chat(src, "[time] [message]")
+
+// Checks if the mob's own name is included inside message.  Handles both first and last names.
+/mob/proc/check_mentioned(var/message)
+	var/list/valid_names = splittext(real_name, " ") // Should output list("John", "Doe") as an example.
+	valid_names += special_mentions()
+	for(var/name in valid_names)
+		if(findtext(message, name))
+			return TRUE
+	return FALSE
+
+// Override this if you want something besides the mob's name to count for being mentioned in check_mentioned().
+/mob/proc/special_mentions()
+	return list()
+
+/mob/living/silicon/ai/special_mentions()
+	return list("AI") // AI door!
+
+// Converts specific characters, like *, /, and _ to formatted output.
+/mob/proc/say_emphasis(var/message)
+	message = encode_html_emphasis(message, "/", "i")
+	message = encode_html_emphasis(message, "*", "b")
+	message = encode_html_emphasis(message, "_", "u")
+	return message
+
+// Replaces a character inside message with html tags.  Note that html var must not include brackets.
+// Will not create an open html tag if it would not have a closing one.
+/proc/encode_html_emphasis(var/message, var/char, var/html)
+	var/i = 20 // Infinite loop safety.
+	var/pattern = "(?<!<)\\" + char
+	var/regex/re = regex(pattern,"i") // This matches results which do not have a < next to them, to avoid stripping slashes from closing html tags.
+	var/first = re.Find(message) // Find first occurance.
+	var/second = re.Find(message, first + 1) // Then the second.
+	while(first && second && i)
+		// Calculate how far foward the second char is, as the first replacetext() will displace it.
+		var/length_increase = length("<[html]>") - 1
+
+		// Now replace both.
+		message = replacetext(message, char, "<[html]>", first, first + 1)
+		message = replacetext(message, char, "</[html]>", second + length_increase, second + length_increase + 1)
+
+		// Check again to see if we need to keep going.
+		first = re.Find(message)
+		second = re.Find(message, first + 1)
+		i--
+	if(!i)
+		CRASH("Possible infinite loop occured in encode_html_emphasis().")
+	return message
 
 /mob/proc/hear_radio(var/message, var/verb="says", var/datum/language/language=null, var/part_a, var/part_b, var/part_c, var/mob/speaker = null, var/hard_to_hear = 0, var/vname ="")
 
@@ -182,11 +237,15 @@
 			speaker_name = "[speaker.real_name] ([speaker_name])"
 		track = "[speaker_name] ([ghost_follow_link(speaker, src)])"
 
+	message = say_emphasis(message)
+
 	var/formatted
 	if(language)
 		formatted = "[language.format_message_radio(message, verb)][part_c]"
 	else
 		formatted = "[verb], <span class=\"body\">\"[message]\"</span>[part_c]"
+
+
 	if((sdisabilities & DEAF) || ear_deaf)
 		if(prob(20))
 			src << "<span class='warning'>You feel your headset vibrate but can hear nothing from it!</span>"
@@ -197,18 +256,30 @@
 	return "<span class='say_quote'>\[[stationtime2text()]\]</span>"
 
 /mob/proc/on_hear_radio(part_a, speaker_name, track, part_b, formatted)
-	src << "[part_a][speaker_name][part_b][formatted]"
+	var/final_message = "[part_a][speaker_name][part_b][formatted]"
+	if(check_mentioned(formatted) && is_preference_enabled(/datum/client_preference/check_mention))
+		final_message = "<font size='3'><b>[final_message]</b></font>"
+	to_chat(src, final_message)
 
 /mob/observer/dead/on_hear_radio(part_a, speaker_name, track, part_b, formatted)
-	src << "[part_a][track][part_b][formatted]"
+	var/final_message = "[part_a][track][part_b][formatted]"
+	if(check_mentioned(formatted) && is_preference_enabled(/datum/client_preference/check_mention))
+		final_message = "<font size='3'><b>[final_message]</b></font>"
+	to_chat(src, final_message)
 
 /mob/living/silicon/on_hear_radio(part_a, speaker_name, track, part_b, formatted)
 	var/time = say_timestamp()
-	src << "[time][part_a][speaker_name][part_b][formatted]"
+	var/final_message = "[part_a][speaker_name][part_b][formatted]"
+	if(check_mentioned(formatted) && is_preference_enabled(/datum/client_preference/check_mention))
+		final_message = "[time]<font size='3'><b>[final_message]</b></font>"
+	to_chat(src, final_message)
 
 /mob/living/silicon/ai/on_hear_radio(part_a, speaker_name, track, part_b, formatted)
 	var/time = say_timestamp()
-	src << "[time][part_a][track][part_b][formatted]"
+	var/final_message = "[part_a][track][part_b][formatted]"
+	if(check_mentioned(formatted) && is_preference_enabled(/datum/client_preference/check_mention))
+		final_message = "[time]<font size='3'><b>[final_message]</b></font>"
+	to_chat(src, final_message)
 
 /mob/proc/hear_signlang(var/message, var/verb = "gestures", var/datum/language/language, var/mob/speaker = null)
 	if(!client)
diff --git a/code/modules/mob/language/synthetic.dm b/code/modules/mob/language/synthetic.dm
index dbf91343f13..2a2ddb0ff97 100644
--- a/code/modules/mob/language/synthetic.dm
+++ b/code/modules/mob/language/synthetic.dm
@@ -17,15 +17,19 @@
 	if (!message)
 		return
 
+	message = speaker.say_emphasis(message)
+
 	var/message_start = "<i><span class='game say'>[name], <span class='name'>[speaker.name]</span>"
 	var/message_body = "<span class='message'>[speaker.say_quote(message)], \"[message]\"</span></span></i>"
 
 	for (var/mob/M in dead_mob_list)
 		if(!istype(M,/mob/new_player) && !istype(M,/mob/living/carbon/brain)) //No meta-evesdropping
-			M.show_message("[message_start] ([ghost_follow_link(speaker, M)]) [message_body]", 2)
+			var/message_to_send = "[message_start] ([ghost_follow_link(speaker, M)]) [message_body]"
+			if(M.check_mentioned(message) && M.is_preference_enabled(/datum/client_preference/check_mention))
+				message_to_send = "<font size='3'><b>[message_to_send]</b></font>"
+			M.show_message(message_to_send, 2)
 
 	for (var/mob/living/S in living_mob_list)
-
 		if(drone_only && !istype(S,/mob/living/silicon/robot/drone))
 			continue
 		else if(istype(S , /mob/living/silicon/ai))
@@ -33,7 +37,10 @@
 		else if (!S.binarycheck())
 			continue
 
-		S.show_message("[message_start] [message_body]", 2)
+		var/message_to_send = "[message_start] [message_body]"
+		if(S.check_mentioned(message) && S.is_preference_enabled(/datum/client_preference/check_mention))
+			message_to_send = "<font size='3'><b>[message_to_send]</b></font>"
+		S.show_message(message_to_send, 2)
 
 	var/list/listening = hearers(1, src)
 	listening -= src
diff --git a/code/modules/mob/say.dm b/code/modules/mob/say.dm
index f7aaa52f78b..0a029cf3166 100644
--- a/code/modules/mob/say.dm
+++ b/code/modules/mob/say.dm
@@ -44,6 +44,8 @@
 		usr << "<span class='danger'>You have deadchat muted.</span>"
 		return
 
+	message = say_emphasis(message)
+
 	say_dead_direct("[pick("complains","moans","whines","laments","blubbers")], <span class='message'>\"[message]\"</span>", src)
 
 /mob/proc/say_understands(var/mob/other,var/datum/language/speaking = null)