Honorary members

Honorary members are appointed to recognize individuals who have made exceptional contributions to the space sector or the society itself. Their expertise and legacy serve as an inspiration to the community and strengthen the network.

Dr. ir. G.J. (Gerard) Blaauw

Honorary member since 2021

Gerard played a key role in the development of the Dutch space sector as Director of TNO Space and board member of SpaceNed. After retiring, he continues to support young professionals through the Space Professionals Foundation. From 2011 to 2020, he served as chairman of the NVR, strengthening ties with (international) partners and industry members.

Drs. T.L. (Tanja) Masson-Zwaan

Honorary member since 2019

Tanja is a space law expert and serves as Assistant Professor and Deputy Director at the International Institute of Air and Space Law at Leiden University. She has advised the Dutch government on space legislation for many years and played an active role in revitalizing the NVR, where she was a board member and vice-chair from 2010 to 2016.

Ir. H.J.D. (Bart) Reijnen

Honorary member since 2015

Bart is an aerospace engineer and former CEO of Dutch Space (now Airbus Defence and Space Netherlands). He has held various leadership positions within Airbus and has been the CEO of Satair Group in Copenhagen since 2016.

Drs. A. (André) Kuipers

Honorary member since 2004

André is a Dutch astronaut with the European Space Agency (ESA). He was the third Dutch-born astronaut and the second Dutch national in space after Wubbo Ockels. His first spaceflight took place as part of the Delta mission.

Petrus Lambertus Lucas (Piet) Smolders

Honorary member since 2001

Piet is a freelance journalist specializing in spaceflight, recognized as the leading Dutch expert on Russian space exploration. He was the director of the Artis Planetarium and a board member of the National Space Museum.

Deceased honorary members

Prof. Dr. C de Jager

Honorary member since 2011 (1921–2021)

Daan de Hoop

Honorary member since 2005 (1945–2024)

Prof. ir. K.F. Wakker

Honorary member since 1998 (1944-2025)

Ir. J.H. de Koomen

Honorary member since 1991 (1926–2021)

Prof. Ir. H. Wittenberg

Honorary member since 1991 (1928–2015)

J.A. Redeker

Ir. M.J. Bottema

Honorary member since 1976 (1922–2012)

Lt-Gen.bd A.B. Wolff

Honorary member since 1974 (1916–1998)

Drs. C.W. Dornseiffen

Honorary member since 1971

M. Vertregt

Honorary member since 1970

Ir. J.H. Houtman

Honorary member since 1970 (1917–1998)

Prof. dr. ir. J.M.J. Kooy

Honorary member since 1970 (1916–1997)

Ing. R. Fehres

Honorary member since 1965