diff --git a/common/landed_titles/NEOW_special_titles.txt b/common/landed_titles/NEOW_special_titles.txt
index a454b22de..8921a76d5 100644
--- a/common/landed_titles/NEOW_special_titles.txt
+++ b/common/landed_titles/NEOW_special_titles.txt
@@ -219,6 +219,7 @@ e_NEOW_byzantium = {
 	}
 
 	cultural_names = {
+		name_list_NEOW_rumi = cn_rumistan
 		name_list_NEOW_turkish = cn_bati_roma_imparatorlugu
 	}
 }
diff --git a/common/landed_titles/greece.txt b/common/landed_titles/greece.txt
index ba27bbbe5..c7d7a3fdf 100644
--- a/common/landed_titles/greece.txt
+++ b/common/landed_titles/greece.txt
@@ -499,6 +499,7 @@ e_greece = {
 					name_list_NEOW_griko = cn_constantinopoli
 					name_list_NEOW_greek = cn_konstantinoupoli
 					name_list_NEOW_cypriot = cn_konstantinoupoli
+					name_list_NEOW_rumi = cn_constantinopolis_rumi
 				}
 
 				b_constantinople = { # Fatih
@@ -509,6 +510,7 @@ e_greece = {
 						name_list_NEOW_griko = cn_constantinopoli
 						name_list_NEOW_greek = cn_konstantinoupoli
 						name_list_NEOW_cypriot = cn_konstantinoupoli
+						name_list_NEOW_rumi = cn_constantinopolis_rumi
 					}
 				}
 				b_esenyurt = { # Esenyurt
diff --git a/localization/english/replace/titles_cultural_names_l_english.yml b/localization/english/replace/titles_cultural_names_l_english.yml
index 03afe3845..2a85d776e 100644
--- a/localization/english/replace/titles_cultural_names_l_english.yml
+++ b/localization/english/replace/titles_cultural_names_l_english.yml
@@ -7811,4 +7811,8 @@
  cn_siverek:0 "Síverek"
  cn_seleukeia_pierias:0 "Seleúkeia Pierías"
  cn_konstantini:0 "Konstantíni"
- cn_piga_i_act_a:0 "Pigaía"
\ No newline at end of file
+ cn_piga_i_act_a:0 "Pigaía"
+ 
+ # Rumi
+ cn_constantinopolis_rumi:0 "al-Qustantiniyya"
+ cn_rumistan:0 "Rumistan"
\ No newline at end of file