ɪn wˈʌn θˈaʊzənd tˈuːhˈʌndɹɪd sˈɪksti fˈoːɹ ˈaɪkəndˌoːɹf wʌz mˈɛnʃənd æz fˈoːɹəm ˈaɪkəndˌoːɹf“, mˈɑːɹkɪt ˈaɪkəndˌoːɹf ɪn ɐ ɹˈɛdʒɪstɚɹ ʌv ˈæsɛts ænd ˈɪŋkʌm ʌvðə pɹˈɪnsbˈɪʃəpɹˌɪk ʌv pˈæsaʊ.
In 1264 Eichendorf was mentioned as „forum Eichendorf“, – Market Eichendorf – in a register of assets and income of the Prince-Bishopric of Passau.