| Prof G Baumslag* | (CUNY) | 14/10/99 - 17/10/99 |
| Dr V Beloshapka | (Moscow) | 22/3/99 - 5/4/99 |
| Dr S Bernstein | (Freiberg) | 18/7/99 - 31/7/99 |
| Prof B Brown | (South Australia) | 14/2/99 - 16/2/99 |
| Prof R Bryant | (UMIST) | 25/1/99 - 31/1/99 |
| Prof D Brydges | (Virginia) | 15/6/99 - 30/6/99 |
| Prof J Butcher | (Auckland) | 13/9/99 - 25/9/99 |
| Dr J Cannon | (Sydney) | 24/4/99 - 2/5/99 |
| 19/8/99 - 28/8/99 | ||
| Prof M Costabel | (Rennes 1) | 10/10/99 - 23/10/99 |
| Dr B Eick | (Kassel) | 5/10/99 - 17/10/99 |
| 4/12/99 - 16/12/99 | ||
| Dr S Glasby | (South Pacific) | 4/1/99 - 18/1/99 |
| Prof A Griewank | (Dresden) | 16/9/99 - 30/9/99 |
| Dr M Gruter* | (Saarbrucken) | 1/8/99 - 15/8/99 |
| Prof B Hambly | (Edinburgh) | 8/6/99 - 15/6/99 |
| Dr J Hogan | (Macquarie) | 6/10/99 - 11/10/99 |
| 14/10/99 - 19/10/99 | ||
| Prof G Huisken | (Tubingen) | 25/7/99 - 7/8/99 |
| Prof I Johnstone | (Stanford) | 24/8/99 - 10/9/99 |
| Prof R Khasminskii | (Wayne State) | 1/3/99 - 14/3/99 |
| Prof S Koike | (Saitama) | 18/2/99 - 25/2/99 |
| Prof R Kress | (Gottingen) | 16/9/99 - 23/9/99 |
| Prof M Lacey | (Georgia) | 18/7/99 - 24/7/99 |
| Dr S Lack | (Sydney) | 6/6/99 - 11/6/99 |
| Prof L Lanzani | (IAS, Princeton) | 5/7/99 - 9/7/99 |
| Prof Z. Lin | (Kansas) | 15/6/99 - 18/6/99 |
| Prof Y Maesono | (Kyushu) | 12/11/99 - 23/11/99 |
| Dr M Maischak | (Hannover) | 13/9/99 - 25/9/99 |
| Dr A Mann | (Hebrew University) | 6/12/99 - 11/12/99 |
| Dr B Martin | (Sydney) | 13/12/99 - 18/112/99 |
| Prof R Melrose | (MIT) | 4/7/99 - 6/7/99 |
| Dr A Niemeyer | (Western Australia) | 28/6/99 - 11/7/99 |
| Dr E Ouhabaz | (De Marne-La-Vallee) | 5/10/99 - 10/10/99 |
| Dr V Pestov | (Wellington) | 18/1/99 - 29/1/99 |
| Prof C Praeger | (Western Australia) | 3/2/99 - 17/2/99 |
| 28/4/99 - 5/5/99 | ||
| 14/10/99 - 17/10/99 | ||
| Dr R Quispel | (La Trobe) | 23/9/99 - 24/9/99 |
| Prof J Reid | (Rutherford, Appleton) | 9/9/99 - 22/9/99 |
| Prof J Robinson | (Sydney) | 3/11/99 - 12/11/99 |
| Dr T Rolski | (Wroclaw) | 28/6/99 - 6/6/99 |
| Prof D Ryan | (Auckland) | 13/9/99 - 25/9/99 |
| Prof T Sakata | (Kumamoto) | 30/7/99 - 10/8/99 |
| Dr C Schneider | (Western Australia) | 6/12/99 - 8/12/99 |
| Prof E Seneta | (Sydney) | 10/6/99 - 11/6/99 |
| Prof E Stephan | (Hannover) | 13/9/99 - 25/9/99 |
| Dr S Sun | (Texas) | 11/7/99 - 24/7/99 |
| Dr T Tao | (New South Wales) | 19/7/99 - 23/7/99 |
| 6/11/99 - 11/11/99 | ||
| Dr R Vesilo | (Macquarie) | 28/6/99 - 6/7/99 |
| Dr A Vitushkin | (Steklov Institute) | 22/3/99 - 5/4/99 |
| Dr J Wright | (New South Wales) | 28/7/99 - 1/8/99 |
| Prof T Yanagawa | (Kyushu) | 20/9/99 - 24/9/99 |
* MSRVP and Special Year Visitors -- see report on the Mathematical Sciences Research Visitors Program.