| human | Q5 |
| P10141 | Academy of Athens authority ID | 49450 |
| P9097 | American Academy in Rome ID | 12364746 |
| P5731 | Angelicum ID | 89481 |
| P3630 | Babelio author ID | 8868 |
| P2188 | BiblioNet author ID | 23784 |
| P5695 | Bibliopoche author ID | 1823 |
| P9178 | Biblioteca Franco Serantini ID | 1247 |
| P268 | Bibliothèque nationale de France ID | 11918548c |
| P8179 | Canadiana Name Authority ID | ncf12080126 |
| P8851 | CONOR.SR ID | 37193831 |
| P9251 | Cyprus University of Technology ID | 21983 |
| P7902 | Deutsche Biographie (GND) ID | 120812177 |
| P3219 | Encyclopædia Universalis ID | kostas-papaioannou |
| P2163 | FAST ID | 1717850 |
| P646 | Freebase ID | /m/0c478py |
| P227 | GND ID | 120812177 |
| P269 | IdRef ID | 027057380 |
| P213 | ISNI | 0000000109350910 |
| P11249 | KBR person ID | 14170542 |
| P409 | Libraries Australia ID | 35408186 |
| P244 | Library of Congress authority ID | n83140848 |
| P11156 | MMB ID | 61618 |
| P11155 | Municipal Library of Trikala ID | 82470 |
| P3348 | National Library of Greece ID | 26869 |
| 308264 | ||
| P8189 | National Library of Israel J9U ID | 987007371901405171 |
| P7699 | National Library of Lithuania ID | LNB:Owg;=B9 |
| P950 | National Library of Spain ID | XX1059865 |
| P1006 | Nationale Thesaurus voor Auteursnamen ID | 069732817 |
| P1315 | NLA Trove people ID | 942058 |
| P1207 | NUKAT ID | n2003086985 |
| P12458 | Parsifal cluster ID | 270028 |
| P7293 | PLWABN ID | 9810583811805606 |
| P9247 | Pontifical University of Salamanca ID | 134322 |
| P9536 | SAIA authority ID | 5a1d4d054ab9d081344cfdea |
| P396 | SBN author ID | RAVV041882 |
| P3987 | SHARE Catalogue author ID | 223326 |
| P1580 | University of Barcelona authority ID (former scheme) | a1273287 |
| P214 | VIAF ID | 110858786 |
| P10832 | WorldCat Entities ID | E39PBJyxhyCTWttMWm4TQgkVYP |
| P27 | country of citizenship | Greece | Q41 |
| France | Q142 | ||
| P734 | family name | Papaioannou | Q60796412 |
| Papaioannou | Q60796412 | ||
| Papaioannou | Q60796412 | ||
| P101 | field of work | philosophy | Q5891 |
| P735 | given name | Kostas | Q97626975 |
| Kostas | Q97626975 | ||
| P1412 | languages spoken, written or signed | French | Q150 |
| P1559 | name in native language | Κώστας Παπαϊωάννου | |
| P106 | occupation | writer | Q36180 |
| art historian | Q1792450 | ||
| philosopher | Q4964182 | ||
| P21 | sex or gender | male | Q6581097 |
| Catalan (ca / Q7026) | Kostas Papaioannou | wikipedia |
| Κώστας Παπαϊωάννου (φιλόσοφος) | wikipedia | |
| Kostas Papaioannou | wikipedia | |
| Kostas Papaïoannou | wikipedia | |
| Kostas Papaioannou | wikipedia |
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