ðə wˈɪmɪnz wˈʌnhˈʌndɹɪd mˈiːɾɚ bˈækstɹoʊk ᵻvˈɛnt æt ðə nˈaɪntiːnhˈʌndɹɪd nˈaɪnti tˈuː sˈʌmɚɹ əlˈɪmpɪks tˈʊk plˈeɪs ˌɔn twˈɛnti ˈeɪt dʒuːlˈaɪ æt ðə pˈɪsiːnz bˈɜːnæt pˌiːkoʊənˈɛl ɪn bˌɑːɹsɪlˈoʊnə, spˈeɪn.
The women's 100 metre backstroke event at the 1992 Summer Olympics took place on 28 July at the Piscines Bernat Picornell in Barcelona, Spain.