Rhiannon vs Siwan

Rhiannon is a Welsh girl's name meaning Specifically meaning great queen, this name is deeply rooted in Welsh mythology and legend, while Siwan is a Welsh girl's name meaning A historic Welsh variation of Joan, meaning God is gracious. Siwan is the shorter of the two at 2 syllables.

Rhiannon

/ree-AN-non/

Meaning
Specifically meaning great queen, this name is deeply rooted in Welsh mythology and legend.
Origin
Welsh
Gender
Girl
Syllables
3
Letters
8
Nicknames
Rhianon, Riannon, Rhian, Rhi, Ree, Rhianna
Loved
0 times

Rhiannon is derived from the Old Celtic name Rigantona, composed of the elements 'rigan' meaning queen and the augmentative suffix '-on'. In the Mabinogion, a collection of medieval Welsh tales, she is a prominent figure associated with horses and sovereignty who possesses birds that can wake the dead and lull the living to sleep.

Full Rhiannon name page

Siwan

/SHOO-an/

Meaning
A historic Welsh variation of Joan, meaning God is gracious.
Origin
Welsh
Gender
Girl
Syllables
2
Letters
5
Nicknames
Siw, Joan, Joanna, Sian
Loved
0 times

Siwan is the Welsh form of the name Joan, which is derived from the Hebrew name Yochanan meaning 'God is gracious'. Historically, it emerged as the medieval Welsh equivalent of Joanna or Joan, gaining prominence through royal and noble usage in Wales.

Full Siwan name page

How to choose between Rhiannon and Siwan

  • Sound: Rhiannon runs to 3 syllables (/ree-AN-non/) and Siwan to 2 (/SHOO-an/). Siwan pairs more easily with a longer surname.
  • Heritage: Both names share a Welsh background, so neither leans further from your family's roots.
  • Nicknames: Rhiannon shortens to Rhianon, Riannon, Rhian. Siwan shortens to Siw, Joan, Joanna.
  • Usage today: While historically Welsh, the name gained international popularity in the late 20th century across English-speaking countries, particularly after the release of the 1975 Fleetwood Mac song of the same name. It remains a classic choice in Wales and is occasionally used in neo-pagan communities due to its mythological roots. The name is a classic choice in Wales, retaining a sense of historical dignity and cultural heritage. It is frequently used in Welsh-speaking communities and is celebrated through its associations with Welsh literature and medieval history.

Rhiannon vs Siwan: common questions

Is Rhiannon or Siwan easier to pronounce?
Rhiannon is said /ree-AN-non/ with 3 syllables, while Siwan is said /SHOO-an/ with 2 syllables. The shorter one is usually easier for young children to say.
What is the difference in meaning between Rhiannon and Siwan?
Rhiannon means Specifically meaning great queen, this name is deeply rooted in Welsh mythology and legend. Siwan means A historic Welsh variation of Joan, meaning God is gracious.
Which is more popular, Rhiannon or Siwan?
Rhiannon and Siwan are loved equally often by visitors here (0 each).