| Period | Year | Name |
| lst | ||
| IInd | 1969-1972 |
I. klemencsics (Hungary) H.Vosen(Germany) V Svse.• (CzechoSlovakia) K. Kangas(Sweden) |
| lllrd | 1972-1976 | H. Spikernagel(Austria) I. (Hungary) |
| IVth | 1976-1979 | H.Vosen(Germany) |
| Vth | 1979-1982 | k.Georgiev(Bulgaria) |
| VIth | 1982-1985 | J Weeks (United Kingom) |
| VIIth | 1985-1988 | A. Navitnii(Soviet Union) |
| VIIIth | 1988-1991 | F. Hart (USA) |
| IXth | 1991-1994 | Matos (Czech Rep.) |
| Xth | 1994-1997 | T.Pivac(Australia) |
| XIth | 1997-2000 | J. Chwastek (Poland) |
| XIIth | 2000-2004 | Yu Changxing (China) |
| XIIIth | 2004-2007 | K.Baratosi( Hungary) |
| XIVth | 2007-2010 | M.Livingstone-Blevins(SouthV Africa) |
| XVth | 2010-2013 | A.Preusse(Germany) |
| XVIth | 2013-2016 | A. Jarosz (Australia) |
| XVIIth | 2013-2019 | A.Okhotin (Russia) |
| XVIIIth | 2019-until today | Huang Leting (China) |
