| human | Q5 |
| P5375 | BIU Santé person ID | 8439 |
| P7902 | Deutsche Biographie (GND) ID | 1078320500 |
| P227 | GND ID | 1078320500 |
| P2671 | Google Knowledge Graph ID | /g/11bwkdwc7t |
| P269 | IdRef ID | 12287501X |
| P213 | ISNI | 0000000105350198 |
| P244 | Library of Congress authority ID | n83829433 |
| P1006 | Nationale Thesaurus voor Auteursnamen ID | 071199233 |
| P691 | NL CR AUT ID | xx0217371 |
| P1207 | NUKAT ID | n2012067209 |
| P214 | VIAF ID | 20132287 |
| P10832 | WorldCat Entities ID | E39PBJd3QFB7DJgDDwmgRDkv73 |
| P166 | award received | Officer's Cross of the Order of Merit of the Federal Republic of Germany | Q10905334 |
| P27 | country of citizenship | Germany | Q183 |
| P1343 | described by source | Medvik | Q99413897 |
| P108 | employer | University of Göttingen | Q152838 |
| P101 | field of work | chemistry | Q2329 |
| medicine | Q11190 | ||
| dermatovenerology | Q11774630 | ||
| P735 | given name | Hellmut | Q18755547 |
| Hellmut | Q18755547 | ||
| P1412 | languages spoken, written or signed | German | Q188 |
| P1559 | name in native language | Hellmut Ippen | |
| P106 | occupation | physician | Q39631 |
| university teacher | Q1622272 | ||
| dermatovenereologist | Q25543366 | ||
| P21 | sex or gender | male | Q6581097 |
| Hellmut Ippen | wikipedia |
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