Cod Iaith

Mae nifer y codau iaith yn sefydlog a bydd ieithoedd newydd yn cael eu hatodi yn ddiweddarach.

rhif cyfresol	cod	iaith	enw arddangos
0	`en`	Saesneg	`English`
1	`zh`	Tsieinëeg Syml	`简体中文`
2	`de`	Almaeneg	`Deutsch`
3	`fr`	Ffrangeg	`Français`
4	`es`	Sbaeneg	`Español`
5	`it`	Eidaleg	`Italiano`
6	`ja`	Japaneaidd	`日本語`
7	`pl`	Pwyleg	`Polski`
8	`pt`	Portiwgaleg	`Português(Brasil)`
9	`ru`	Rwsieg	`Русский`
10	`nl`	Iseldireg	`Nederlands`
11	`tr`	Twrceg	`Türkçe`
12	`sv`	Swedeg	`Svenska`
13	`cs`	Tsiec	`Čeština`
14	`uk`	Wcrain	`Українська`
15	`hu`	uda	`Magyar`
16	`id`	Indoneseg	`Indonesia`
17	`ko`	Corëeg	`한국어`
18	`ro`	Rwmania	`Română`
19	`no`	Norwegian	`Norsk`
20	`sk`	Slofaceg	`Slovenčina`
21	`fi`	Ffinneg	`Suomi`
22	`ar`	Arabeg	`العربية`
23	`ca`	Catalaneg	`Català`
24	`da`	daneg	`Dansk`
25	`fa`	Perseg	`فارسی`
26	`vi`	Fietnameg	`Tiếng Việt`
27	`lt`	Lithwaneg	`Lietuvių`
28	`hr`	Croateg	`Hrvatski`
29	`he`	hebraeg	`עברית`
30	`sl`	slofen	`Slovenščina`
31	`sr`	Serbeg	`српски језик`
32	`eo`	Esperanto	`Esperanto`
33	`el`	Groeg	`Ελληνικά`
34	`et`	estonian	`Eesti`
35	`bg`	Bwlgareg	`Български`
36	`th`	Thai	`ไทย`
37	`ht`	Creol Haitaidd	`Haitian Creole`
38	`is`	Islandeg	`Íslenska`
39	`ne`	Nepali	`नेपाली`
40	`te`	teuleg	`తెలుగు`
41	`la`	Lladin	`Latine`
42	`gl`	galiseg	`Galego`
43	`hi`	Hindi	`हिन्दी`
44	`ceb`	Cebuano	`Cebuano`
45	`ms`	Maleieg	`Melayu`
46	`eu`	basged	`Euskara`
47	`bs`	Bosnieg	`Bosnian`
48	`lb`	Lwcsembwrgaidd	`Letzeburgesch`
49	`lv`	Latfieg	`Latviešu`
50	`ka`	Sioraidd	`ქართული`
51	`sq`	Albaneg	`Shqip`
52	`mr`	marathi	`मराठी`
53	`az`	Azerbaijani	`Azərbaycan`
54	`mk`	Macedoneg	`Македонски`
55	`tl`	Tagalog (Ffilipinaidd)	`Wikang Tagalog`
56	`cy`	Cymraeg	`Cymraeg`
57	`bn`	Bengali	`বাংলা`
58	`ta`	tamil	`தமிழ்`
59	`jv`	Jafaneg	`Basa Jawa`
60	`su`	Sundanaidd	`Basa Sunda`
61	`be`	Belarwseg	`Беларуская`
62	`ku`	Cwrdaidd	`Kurdî(Navîn)`
63	`af`	Affricaneg	`Afrikaans`
64	`fy`	Ffriseg	`Frysk`
65	`tg`	Tajiceg	`Toğikī`
66	`ur`	Wrdw	`اردو`
67	`qu`	Cetshwa	`Kichwa`
68	`ml`	Malayalam	`മലയാളം`
69	`sw`	Swahili	`Kiswahili`
70	`ga`	gwyddelig	`Gaeilge`
71	`uz`	Wsbeceg	`Uzbek(Latin)`
72	`mi`	Maori	`Te Reo Māori`
73	`yo`	iorwba	`Èdè Yorùbá`
74	`kn`	Kannada	`ಕನ್ನಡ`
75	`am`	Amhareg	`አማርኛ`
76	`hy`	Armenaidd	`Հայերեն`
77	`as`	Asameg	`অসমীয়া`
78	`ay`	Aimara	`Aymar Aru`
79	`bm`	Bambar	`Bamanankan`
80	`bho`	Bhojpuri	`Bhojpuri`
81	`zh-TW`	Tsieinëeg Traddodiadol	`正體中文`
82	`co`	Corseg	`Corsu`
83	`dv`	Difehi	`ދިވެހިބަސް`
84	`ee`	Ewe	`Eʋegbe`
85	`fil`	Ffilipinaidd (Tagalog)	`Filipino`
86	`gn`	Gwaraní	`Guarani`
87	`gu`	Gujarci	`ગુજરાતી`
88	`ha`	Hawsa	`Hausa`
89	`haw`	Hawäiaidd	`Hawaiian`
90	`hmn`	Hmong	`Hmong`
91	`ig`	Igbo	`Ásụ̀sụ́ Ìgbò`
92	`ilo`	Ilocano	`Iloko`
93	`kk`	Kazakh	`Қазақ Тілі`
94	`km`	Khmer	`ខ្មែរ`
95	`rw`	Kinyarwanda	`Kinyarwanda`
96	`ckb`	Cwrdeg (Sorani)	`سۆرانی`
97	`ky`	Kyrgyz	`Кыргызча`
98	`lo`	Lao	`ລາວ`
99	`ln`	Lingala	`Lingála`
100	`lg`	Luganda	`Ganda`
101	`mai`	Maithili	`Maithili`
102	`mg`	Malagaseg	`Malagasy`
103	`mt`	Malteg	`Malti`
104	`mn`	Mongoleg	`монгол`
105	`my`	Byrmaneg	`မြန်မာ`
106	`ny`	Nyanza (Chichewa)	`ChiCheŵa`
107	`or`	Oriya (Odia)	`ଓଡ଼ିଆ`
108	`om`	Oromo	`Afaan Oromoo`
109	`ps`	Pashto	`پښتو`
110	`pa`	pwnjabi	`ਪੰਜਾਬੀ`
111	`sm`	Samoaidd	`Gagana Sāmoa`
112	`sa`	Sansgrit	`Sanskrit`
113	`nso`	Sepeti	`Sesotho sa Leboa`
114	`st`	Sesotho	`Sesotho`
115	`sn`	Shona	`chiShona`
116	`sd`	sindhi	`سنڌي`
117	`si`	sinhala	`සිංහල`
118	`so`	Somalïaidd	`Soomaali`
119	`tt`	Tatar	`Татар`
120	`ti`	Tignan	`ትግር`
121	`ts`	Dzonga	`Xitsonga`
122	`tk`	Tyrcmeniaid	`Türkmen Dili`
123	`ak`	Twi (Acan)	`Akan`
124	`xh`	iaith bantu	`isiXhosa`
125	`yi`	Iddeweg	`ייִדיש`
126	`zu`	Zwlw	`Isi-Zulu`