| Office | State Secretary for Education and Sciences |
|---|---|
| Term start | 11 September 1981 |
| Term end | 4 November 1982 |
| Alongside | Wim Deetman |
| Prime minister | Dries van Agt |
| Predecessor | Klaas de Jong Ozn. |
| Successor | Nell Ginjaar-Maas Gerard van Leijenhorst |
| Term start 2 | 9 January 1978 |
| Term end 2 | 9 September 1981 |
| Alongside 2 | Klaas de Jong Ozn. |
| Prime minister 2 | Dries van Agt |
| Predecessor 2 | Ger Klein Klaas de Jong Ozn. |
| Successor 2 | Wim Deetman |
| Office 3 | Member of the House of Representatives |
| Term start 3 | 16 September 1982 |
| Term end 3 | 17 May 1994 |
| Term start 4 | 10 June 1981 |
| Term end 4 | 11 September 1981 |
| Parliamentary group 4 | Christian Democratic Appeal |
| Term start 5 | 11 May 1971 |
| Term end 5 | 9 January 1978 |
| Parliamentary group 5 | Catholic People's Party |
| Birth name | Adrianus Johannes Hermes |
| Birth date | 27 August 1929 |
| Birth place | Breda, Netherlands |
| Death date | 31 January 2002 (aged 72) |
| Death place | Veghel, Netherlands |
| Party | Christian Democratic Appeal (from 1980) |
| Other party | Catholic People's Party (until 1980) |
| Occupation | Politician · Nonprofit director · Teacher |
Adrianus Johannes "Ad" Hermes (27 August 1929 – 31 January 2002) was a Dutch politician of the defunct Catholic People's Party (KVP) party and later the Christian Democratic Appeal (CDA) party.