| # | Name | Town/City | S/C/P | Region | Comment | Date |
|---|---|---|---|---|---|---|
| 501 | Μαρία Μπαλή | Νίκαια, Πειραιάς | Αττικής | Greece | N/G | Dec 20, 2017 |
| 502 | ΚΕΛΛΥ Μ. | ΑΘΗΝΑ | N/G | Greece | N/G | Dec 20, 2017 |
| 503 | ΗΛΙΑΣ Π. | N/G | N/G | Greece | N/G | Dec 20, 2017 |
| 504 | THANOS P. | N/G | N/G | Greece | N/G | Dec 20, 2017 |
| 505 | EFFROSYNI KATSENI | Pefki | Attiki | Greece | N/G | Dec 20, 2017 |
| 506 | Valentina Karoplesiti | Petroupoli | N/G | N/G | N/G | Dec 20, 2017 |
| 507 | Ωραιοζίλη Σεϊταρίδου | Αργυρούπολη | Αττική | N/G | View | Dec 20, 2017 |
| 508 | bellinda rolf-jansen | Oosterbeek | NE | N/G | N/G | Dec 20, 2017 |
| 509 | Corrina Parker | Toowoomba | Qld | Australia | N/G | Dec 20, 2017 |
| 510 | nicholas ktistopoulos | rafina-pikermi | N/G | Greece | N/G | Dec 20, 2017 |
| 511 | Sanand Dilip | Ottignies-Louvain-la-Neuve | State | Micronesia, Federated States of | N/G | Dec 20, 2017 |
| 512 | Chantal Buslot | Hasselt | Limburg | Belgium | N/G | Dec 20, 2017 |
| 513 | Kate Kenner | Guilford | Vermont | USA | N/G | Dec 20, 2017 |
| 514 | Nicole Loh | London | London | UK | N/G | Dec 20, 2017 |
| 515 | Nicholas Lee | South Haven | South Haven | USA | N/G | Dec 20, 2017 |
| 516 | yo pere | beaucaire | gard* | France | N/G | Dec 20, 2017 |
| 517 | Marc van de Waarsenburg | Zierikzee | Zeeland | Netherlands | N/G | Dec 20, 2017 |
| 518 | Maria Schneider | Munich | Bavaria | Germany | N/G | Dec 20, 2017 |
| 519 | Maelie Bugat | Artiguelouve | GA | Georgia | N/G | Dec 20, 2017 |
| 520 | athena christodoulaki | N/G | athens | Greece | N/G | Dec 20, 2017 |
| 521 | Christeen Anderson | Crestview | FL | N/G | N/G | Dec 20, 2017 |
| 522 | katherine Sampson | Devon | Choose a State | UK | N/G | Dec 20, 2017 |
| 523 | ELLI STEFANOPOULOU | KIFISSIA | ATHENS | N/G | N/G | Dec 20, 2017 |
| 524 | niki palidi | heraklion | crete | Greece | N/G | Dec 20, 2017 |
| 525 | Anonymous | Pont de Chéruy | None | France | N/G | Dec 20, 2017 |
| 526 | σωτηρια καμπαγιαννακη | THESSALONIKI | THESSALONIKI | N/G | N/G | Dec 20, 2017 |
| 527 | Niina Bejling | Stockholm | Stockholm | Sweden | N/G | Dec 20, 2017 |
| 528 | SARA SANG | LOS ANGELES | calif | USA | N/G | Dec 20, 2017 |
| 529 | Elisabeth Bechmann | N/G | N/G | Austria | N/G | Dec 20, 2017 |
| 530 | Dominique LANG | Vaison la Romaine | Provence-Alpes-Côte d'Azur | N/G | N/G | Dec 20, 2017 |
| 531 | Katerina Roditoy | Karlovasi | Samos | Greece | N/G | Dec 20, 2017 |
| 532 | Anonymous | Athens | Greece | N/G | Hidden | Dec 20, 2017 |
| 533 | Dimitra Koulouri | N/G | N/G | Greece | N/G | Dec 20, 2017 |
| 534 | Davinia Hernández Gómez | Santa Cruz de Tenerife | None | Spain | N/G | Dec 20, 2017 |
| 535 | Miia Suuronen | Tampere | Tampere | Finland | N/G | Dec 20, 2017 |
| 536 | Danny Chan | Montreal | Quebec | Canada | N/G | Dec 20, 2017 |
| 537 | Sofia Kremmida | Peiraias | Attiki | Greece | N/G | Dec 20, 2017 |
| 538 | Petra Jones | Marrickville | NSW | Australia | N/G | Dec 21, 2017 |
| 539 | ΑΝΑΣΤΑΣΙΑ ΠΑΡΑΣΑΚΗ | Thessaloniki | N/G | Greece | N/G | Dec 21, 2017 |
| 540 | Anonymous | Thessaloniki | Greece | Greece | N/G | Dec 21, 2017 |
| 541 | Apostolos Yfantis | Spata | Attiki | Greece | N/G | Dec 21, 2017 |
| 542 | Anonymous | Boston | Masachouset | USA | N/G | Dec 21, 2017 |
| 543 | ELAINE AL MEQDAD | DARIEN | IL | USA | N/G | Dec 21, 2017 |
| 544 | Μαρια Χατζηγεωργιου | Μυτιληνη | N/G | Greece | N/G | Dec 21, 2017 |
| 545 | vagelio barouta | N/G | N/G | Greece | N/G | Dec 21, 2017 |
| 546 | Fani Dovrou | N/G | N/G | Greece | N/G | Dec 21, 2017 |
| 547 | corine cathala | Pierrelatte | None | N/G | N/G | Dec 21, 2017 |
| 548 | Liliana Fiorini | Buenos aires | Elija un estado | N/G | N/G | Dec 21, 2017 |
| 549 | Mari Dominguez | Linden | CA | USA | N/G | Dec 21, 2017 |
| 550 | Ioanna Papadaki | N/G | N/G | Greece | N/G | Dec 21, 2017 |
- S/C/P - State, County or Province
- Dates displayed in the signature list are based on UTC/GMT
- Anonymous signatures signify people who have chosen not to display their names publicly
- A comment in gray indicates that the signer has hidden their comment from public view