| # | Title | Name | Region | Date |
|---|---|---|---|---|
| 151 | N/G | Lena Reiner | Germany | May 21, 2011 |
| 152 | N/G | Elisabeth Lund | Norway | May 21, 2011 |
| 153 | Ms | Eva Gaida | UK | May 22, 2011 |
| 154 | N/G | Julian Oschmann | N/G | May 23, 2011 |
| 155 | N/G | Anonymous | N/G | May 23, 2011 |
| 156 | Mr. | Johannes von Fuerstenberg | Germany | May 23, 2011 |
| 157 | Mr | Anonymous | UK | May 24, 2011 |
| 158 | N/G | Anonymous | N/G | May 24, 2011 |
| 159 | Miss | Anonymous | UK | May 24, 2011 |
| 160 | Ms | Anonymous | Germany | May 25, 2011 |
| 161 | Miss | Anonymous | UK | May 25, 2011 |
| 162 | Mr | Anonymous | N/G | May 25, 2011 |
| 163 | Mr | Pablo Zorta | UK | May 25, 2011 |
| 164 | Ms | Cecilie Clegg Littler | Germany | May 25, 2011 |
| 165 | Mr | Kit Harrison | UK | May 25, 2011 |
| 166 | Count | Dmitri Tolstoy-Miloslavsky | UK | May 25, 2011 |
| 167 | Mr. | David Walther Birk | Denmark | May 26, 2011 |
| 168 | Ms | Anonymous | N/G | May 26, 2011 |
| 169 | Mr | John Dickerson | USA | May 26, 2011 |
| 170 | Ms | Carolin Rechberg | Germany | May 27, 2011 |
| 171 | Mr | John Lewis-Dickerson | USA | May 30, 2011 |
| 172 | MS | Anonymous | UK | May 31, 2011 |
| 173 | Miss | Charlotte Phillips | UK | Jun 05, 2011 |
| 174 | Ms | Susanne Huber | Switzerland | Jul 13, 2011 |
- 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