| Abdelali, Ahmed 457 | Alkhouli, Tamer 294 | Allauzen, Alexandre 120, 145, 248 |
| Anderson, Tim 112 | Apidianaki, Marianna 385 | Atserias, Jordi 366 |
| Avramidis, Eleftherios 66 | Axelrod, Amittai 58 | Beck, Daniel 342 |
| Bel, Núria 373 | Bengio, Yoshua 134 | Bicici, Ergun 74, 304 |
| Birch, Alexandra 126 | Blain, Frédéric 342 | Bogoychev, Nikolay 126 |
| Bojar, Ondřej 1, 79, 256, 274 | Bougares, Fethi 342 | Bryce, Bill 192 |
| Burchardt, Aljoscha 66 | Burlot, Franck 145 | Cai, Dongfeng 348 |
| Cap, Fabienne 84 | Chatterjee, Rajen 1, 210 | Chen, Boxing 361 |
| Cho, Eunah 92, 120 | Cho, Kyunghyun 134 | Comelles, Elisabet 366 |
| da Cunha, Iria 373 | Desmet, Bart 353 | Do, Quoc-Khanh 145 |
| DO, Quoc-Khanh 120, 248 | Dowling, Philipp 434 | Dušek, Ondřej 98 |
| Erdmann, Grant 112, 422 | Esplà-Gomis, Miquel 184, 309 | Federmann, Christian 1 |
| Feng, Minwei 467 | Firat, Orhan 134 | Fomicheva, Marina 373 |
| Forcada, Mikel 309 | Fraser, Alexander 84 | Freitag, Markus 467 |
| Geigle, Chase 192 | Ginter, Filip 177 | Gomes, Luís 98 |
| Graca, Miguel 282 | Grönroos, Stig-Arne 105, 411 | Guo, Hongyu 361 |
| Gupta, Rohit 380 | Guta, Andreas 282 | Guzmán, Francisco 457 |
| Gwinnup, Jeremy 112, 422 | Ha, Thanh-Le 92, 120 | Haddow, Barry 1, 126 |
| He, Xiaodong 58 | Herrmann, Teresa 92 | Hokamp, Chris 1, 330 |
| Hoste, Veronique 353 | Huck, Matthias 1, 126, 199 | Isozaki, Hideki 450 |
| Ive, Julia 145 | Jean, Sébastien 134 | Ji, Duo 348 |
| Kaeshammer, Miriam 228 | Kamran, Amir 256, 274 | Kanerva, Jenna 177 |
| Kazi, Michaeel 112 | Kim, Yunsu 282 | knyazeva, elena 145 |
| Koehn, Philipp 1, 126, 199, 256 | Kolachina, Prasanth 141 | Kouchi, Natsume 450 |
| Kreutzer, Julia 316 | Kuhn, Roland 361 | Kurimo, Mikko 105 |
| Labeau, Matthieu 145 | Langlois, David 323 | Lavergne, Thomas 145 |
| Li, Liangyou 428 | Liu, Qun 74, 304, 417, 428 | Liu, Yisi 192 |
| Ljubešić, Nikola 184 | Lo, Chi-kiu 434 | Logacheva, Varvara 1, 330, 342 |
| Löser, Kevin 145 | Ma, Qingsong 417 | Macken, Lieve 353 |
| Maletti, Andreas 239 | Malinovskiy, Anton 373 | Marie, Benjamin 145, 385 |
| Massung, Sean 192 | May, Christina 112 | Mediani, Mohammed 92 |
| Memisevic, Roland 134 | Mizukami, Masahiro 442 | Monz, Christof 1 |
| Nadejde, Maria 199 | Nakamura, Satoshi 442 | Naskar, Sudip 152 |
| Naskar, Sudip Kumar 216 | Negri, Matteo 1, 210 | Neubig, Graham 442 |
| Ney, Hermann 158, 282, 294, 467 | Niehues, Jan 92, 120, 248 | Novák, Michal 98 |
| Orasan, Constantin 380 | Ordan, Noam 47 | Ortiz Rojas, Sergio 184 |
| Ostendorf, Mari 58 | Paetzold, Gustavo 342 | Pal, Santanu 152, 216 |
| Papavassiliou, Vassilis 184 | Pécheux, Nicolas 145, 222 | Peitz, Stephan 467 |
| Peng, Haoruo 192 | Peter, Jan-Thorsten 158, 467 | Pirinen, Tommi 184 |
| Popel, Martin 98 | Popović, Maja 66, 392 | Post, Matt 1 |
| Prokopidis, Prokopis 184 | Quernheim, Daniel 164 | Raja, Vignesh 192 |
| Ramm, Anita 84 | Ranta, Aarne 141 | Resnik, Philip 58 |
| Rietig, Felix 294 | Riezler, Stefan 316 | Rosa, Rudolf 98 |
| Roy, Subhro 192 | Rubino, Raphael 184 | Sajjad, Hassan 457 |
| Sakti, Sakriani 442 | Salesky, Elizabeth 112 | Sánchez-Martínez, Felipe 309 |
| Scarton, Carolina 1, 336 | Schamoni, Shigehiko 316 | Schwartz, Lane 192 |
| Seemann, Nina 239 | Sennrich, Rico 199 | Shah, Kashif 342 |
| Shang, Liugang 348 | Sim Smith, Karin 172 | Sima’an, Khalil 396 |
| Specia, Lucia 1, 172, 330, 336, 342 | Stanojević, Miloš 256, 274, 396 | Steele, David 172 |
| Sugiyama, Kyoshiro 442 | Tamchyna, Aleš 79 | Tan, Liling 336, 402 |
| Temnikova, Irina 457 | Tezcan, Arda 353 | Thompson, Brian 112 |
| Tiedemann, Jörg 177 | Toda, Tomoki 442 | Toral, Antonio 184 |
| Toutounchi, Farzad 158 | Turchi, Marco 1, 210 | Twitto, Naama 47 |
| Upadhyay, Shyam 192 | van Genabith, Josef 152, 216, 380 | Vela, Mihaela 216, 402 |
| Virpioja, Sami 105, 411 | Vogel, Stephan 457 | Waibel, Alex 92, 120, 248 |
| Way, Andy 74, 304 | Weller, Marion 84 | Williams, Philip 199 |
| Wintner, Shuly 47 | Wisniewski, Guillaume 222 | Wu, Dekai 434 |
| Wu, Xiaofeng 417 | Wuebker, Joern 158, 282 | Yoshino, Koichiro 442 |
| Young, Katherine 112 | Yu, Hui 417, 428 | Yvon, François 120, 145, 222 |
| Zhang, Yuqi 92 |
WMT15 receives support from the European Union under the projects MosesCore (grant number 288487), Cracker and QT21.