Adna is an unincorporated community located in Lewis County, Washington. An early resident, J.G. Browning named the town "Willoway" for the saying "Where there's a will, there's a way", the favorite saying of his wife, Edna. In 1892, the town's name was changed by the railroad to Pamona to distinguish it from the Willapa townsite. However, the tow…Adna is an unincorporated community located in Lewis County, Washington. An early resident, J.G. Browning named the town "Willoway" for the saying "Where there's a will, there's a way", the favorite saying of his wife, Edna. In 1892, the town's name was changed by the railroad to Pamona to distinguish it from the Willapa townsite. However, the town was required to change the name again as another Pomona, Washington existed.