In "Shugaisho," it is written that Yoshizane NIJO, the first head of the Nijo family, lived in this residence, and there is also a theory that the family name 'Nijo' came from the fact that their residence was at the address of 'Nijo Kyogokutei.'
さて、二条家の祖である二条良実がここに居住したとする『拾芥抄』の説があり、また「二条京極第」に邸宅が存在したことから「二条」の家名が成立したとする説もある。