| Visitor | Institute | Contact person | Dates of visit | Phone ext. / office |
| Holger Baumgardt | University of Bonn | S. Mieske | 04.3.07 - 21.3.07 | ext. 6447 / room 511 |
| Giuseppe Bono | Rome Observatory | M. Romaniello | 1.10.06 - 16.3.07 | ext. 6857 / room 521 |
| Ramiro de la Reza | Obs. Nacional, Rio de Janeiro | L. Pasquini | 01.5.07 - 31.5.07 | ext. 6857 / room 521 |
| Luigi Guzzo | Brera Observatory | P. Rosati | 02.1.07 - 28.2.07 | ext. 6842 / room 520 |
| Leopoldo Infante | P. Univ. Catolica de Chile | M. Hilker | 04.9.07 - 31.10.07 | ext. 6329 / room 514 |
| Henny Lamers | Astronomical Institute, Utrecht University | M. Kissler-Patig | 18.6.07 - 16.7.07 | ext. 6857 / room 521 |
| Alessandro Lanzafame | University of Catania, Italy | L. Pasquini | 01.7.07 - 31.7.07 | ext. 6447 / room 511 |
| Malcolm Longair | University of Cambridge | H. Kuntschner | 05.2.07 - 06.4.07 | ext. 6858 / room 514 |
| Sebastian Lopez | Univ. de Chile | S. D'Odorico | 18.11.07 - 15.12.07 | ext. 6842 / room 520 |
| Piero Madau | UC Santa Cruz | H. Kuntschner | 01.5.07 - 31.7.07 | ext. 6225 / room 514 |
| Nicola Menci | INAF - Osservatorio Astronomico di Roma | P. Rosati | 07.5.07 - 30.6.07 | ext. 6447 / room 511 |
| Joana Oliveira | Keele University | M. van den Ancker | 16.7.07 - 18.8.07 | ext. 6842 / room 520 |
| Elena Pancino | Bologna Observatory | L. Pasquini | 08.1.07 - 08.3.07 | ext. 6447 / room 511 |
| Thomas Puzia | Herzberg Inst. of Astrophysics, Canada | M. Kissler | 15.9.07 - 13.10.07 | ext. 6447 / room 511 |
| Alvio Renzini | Osservatorio Astronomico di Padova | H. Kuntschner | 01.10.07 - 31.10.07 | ext. 6842 / room 520 |
| Alessandro Rettura | Johns Hopkins University | R. Fosbury | 01.6.07 - 30.6.07 | ext. / room |
| Gordon Robertson | University of Sydney | B. Leibundgut | 02.3.07 - 24.6.07 | ext. 6842 / room 520 |
| Eva Schinnerer | MPI f. Astronomie, Heidelberg | P. Andreani | 26.8.07 - 23.9.07 | ext. 6842 / room 520 |
| Wing-Fai Thi | Royal Observatory Edinburgh | A. Bik | 11.4.07 - 11.5.07 | ext. 6102 / room 511 |
| Jacco van Loon | Keele University | M. van den Ancker | 16.7.07 - 18.8.07 | ext. 6842 / room 520 |
| Fabian Walter | MPI f. Astronomie, Heidelberg | M. Zwaan | 26.8.07 - 23.9.07 | ext. 6842 / room 520 |
