Family name Chéileachair (Chéileachair 
) , all over the world, is an extremely rare cognomen. The family name Chéileachair is habitual in Northern Europe, particularly Ireland, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chéileachair | Ireland |
| síle ní chéileachair Irish author (b. 1924) |
|
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| máire ní chéileachair traditional Irish singer |
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