I have re-written to put the surname first and the given name second for the Mongol and Tibetan code as below;

GetUniversalFullName = {
type = character
random_valid = no

text = {
trigger = {
universal_names_chinese_trigger = yes
}
localization_key = custom_loc_universal_full_name_reverse_chinese
}
text = {
trigger = {
universal_names_japanese_trigger = yes
}
localization_key = custom_loc_universal_full_name_reverse_japanese
}
text = {
trigger = {
universal_names_korean_trigger = yes
}
localization_key = custom_loc_universal_full_name_reverse_korean
}
text = {
trigger = {
universal_names_manchu_trigger = yes
}
localization_key = custom_loc_universal_full_name_reverse_manchu
}
text = {
trigger = {
universal_names_vietnamese_trigger = yes
}
localization_key = custom_loc_universal_full_name_reverse_vietnamese
}
text = {
trigger = {
universal_names_mongol_trigger = yes
}
localization_key = custom_loc_universal_full_name_reverse_mongol
}
text = {
trigger = {
universal_names_tibetan_trigger = yes
}
localization_key = custom_loc_universal_full_name_reverse_tibetan
}
text = {
trigger = {
universal_names_misc_trigger = yes
}
localization_key = custom_loc_universal_full_name_reverse
}
text = {
localization_key = custom_loc_universal_full_name_default
}
}

GetUniversalFullNameNoFormatting = {
type = character
random_valid = no

text = {
trigger = {
universal_names_chinese_trigger = yes
}
localization_key = custom_loc_universal_full_name_no_formatting_reverse_chinese
}
text = {
trigger = {
universal_names_japanese_trigger = yes
}
localization_key = custom_loc_universal_full_name_no_formatting_reverse_japanese
}
text = {
trigger = {
universal_names_korean_trigger = yes
}
localization_key = custom_loc_universal_full_name_no_formatting_reverse_korean
}
text = {
trigger = {
universal_names_manchu_trigger = yes
}
localization_key = custom_loc_universal_full_name_no_formatting_reverse_manchu
}
text = {
trigger = {
universal_names_vietnamese_trigger = yes
}
localization_key = custom_loc_universal_full_name_no_formatting_reverse_vietnamese
}
text = {
trigger = {
universal_names_mongol_trigger = yes
}
localization_key = custom_loc_universal_full_name_no_formatting_reverse_mongol
}
text = {
trigger = {
universal_names_tibetan_trigger = yes
}
localization_key = custom_loc_universal_full_name_no_formatting_reverse_tibetan
}
text = {
trigger = {
universal_names_misc_trigger = yes
}
localization_key = custom_loc_universal_full_name_no_formatting_reverse
}
text = {
localization_key = custom_loc_universal_full_name_no_formatting_default
}
}

GetUniversalFullNameWithTitle = {
type = character
random_valid = no

text = {
trigger = {
universal_names_chinese_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_reverse_chinese
}
text = {
trigger = {
universal_names_japanese_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_reverse_japanese
}
text = {
trigger = {
universal_names_korean_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_reverse_korean
}
text = {
trigger = {
universal_names_manchu_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_reverse_manchu
}
text = {
trigger = {
universal_names_vietnamese_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_reverse_vietnamese
}
text = {
trigger = {
universal_names_mongol_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_reverse_mongol
}
text = {
trigger = {
universal_names_tibetan_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_reverse_tibetan
}
text = {
trigger = {
universal_names_misc_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_reverse
}
text = {
localization_key = custom_loc_universal_full_name_with_title_default
}
}

GetUniversalFullNameWithTitleNoFormatting = {
type = character
random_valid = no

text = {
trigger = {
universal_names_chinese_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_no_formatting_reverse_chinese
}
text = {
trigger = {
universal_names_japanese_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_no_formatting_reverse_japanese
}
text = {
trigger = {
universal_names_korean_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_no_formatting_reverse_korean
}
text = {
trigger = {
universal_names_manchu_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_no_formatting_reverse_manchu
}
text = {
trigger = {
universal_names_vietnamese_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_no_formatting_reverse_vietnamese
}
text = {
trigger = {
universal_names_mongol_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_no_formatting_reverse_mongol
}
text = {
trigger = {
universal_names_tibetan_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_no_formatting_reverse_tibetan
}
text = {
trigger = {
universal_names_misc_trigger = yes
}
localization_key = custom_loc_universal_full_name_with_title_no_formatting_reverse
}
text = {
localization_key = custom_loc_universal_full_name_with_title_no_formatting_default
}
}