Anyway you could have Atheism/Agnosticism as an ethnic religion or ethnoreligious group. Something similar to what Catholicism is to Poles or Croats or like Orthodox is to Greeks or Russians.
Something like true X are Atheists/Agnosticism or all atheists/agnostics in this region are regards as members of same ethnicity distant from members of religion etc...
Something like true X are Atheists/Agnosticism or all atheists/agnostics in this region are regards as members of same ethnicity distant from members of religion etc...