ðɪ ɛnsˌaɪkləpˈiːdiə ʌv ˈɑːksfɚd klˈeɪmz ðˈæt "ˈaɪ ˈɛn nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi, wˌɛn sˈʌmɚtˌaʊn bɪkˌeɪm pˈɑːɹt ʌvðə sˈɪɾi, dˈʌbəl dˈɪtʃ wʌz ɹᵻnˈeɪmd sˈaʊθ pɚɹˈeɪd, səpˈoʊzɪdli ɔnðə sədʒˈɛstʃən əvə dʒˈɜːmən pɹəfˈɛsɚ sˈɛd təbi ɐn ɐθˈɔːɹɪɾi ˌɔn ˈɑːksfɚd hˈɪstɚɹi" bˌʌt ˈʌðɚ sˈoːɹsᵻz dˈeɪt ðə ɹᵻnˈeɪmɪŋ tə wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd nˈaɪnti nˈaɪnti wˈʌn.
The Encyclopaedia of Oxford claims that "[i]n 1930, when Summertown became part of the city, Double Ditch was renamed South Parade, supposedly on the suggestion of a German professor said to be an authority on Oxford history" but other sources date the renaming to 1890–91.