| 1 | A | B | C | D | E | F | G |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | Secretary General of NATO - List of office-holders |  |  |  |  |  |  |
| 3 | № | Portrait | Secretary General | Took office | Left office | Time in office | Country of origin |
| 4 | 1 | Hastings Ismay, 1st Baron Ismay | General Hastings Ismay, 1st Baron Ismay (1887–1965) | 24 March 1952 | 16 May 1957 | 5 years, 53 days | United Kingdom |
| 5 | 2 | Paul-Henri Spaak | Paul-Henri Spaak (1899–1972) | 16 May 1957 | 21 April 1961 | 3 years, 340 days | Belgium |
| 6 | 3 | Dirk Stikker | Dirk Stikker (1897–1979) | 21 April 1961 | 1 August 1964 | 3 years, 102 days | Netherlands |
| 7 | 4 | Manlio Brosio | Manlio Brosio (1897–1980) | 1 August 1964 | 1 October 1971 | 7 years, 61 days | Italy |
| 8 | 5 | Joseph Luns | Joseph Luns (1911–2002) | 1 October 1971 | 25 June 1984 | 12 years, 268 days | Netherlands |
| 9 | 6 | Peter Carington, 6th Baron Carrington | Peter Carington, 6th Baron Carrington (1919–2018) | 25 June 1984 | 1 July 1988 | 4 years, 6 days | United Kingdom |
| 10 | 7 | Manfred Wörner | Manfred Wörner (1934–1994) | 1 July 1988 | 13 August 1994 † | 6 years, 43 days | Germany |
| 11 | – | Sergio Balanzino | Sergio Balanzino (born 1934) Acting | 13 August 1994 | 17 October 1994 | 65 days | Italy |
| 12 | 8 | Willy Claes | Willy Claes (born 1938) | 17 October 1994 | 20 October 1995 | 1 year, 3 days | Belgium |
| 13 | – | Sergio Balanzino | Sergio Balanzino (born 1934) Acting | 20 October 1995 | 5 December 1995 | 46 days | Italy |
| 14 | 9 | Javier Solana | Javier Solana (born 1942) | 5 December 1995 | 14 October 1999 | 3 years, 313 days | Spain |
| 15 | 10 | George Robertson, Baron Robertson of Port Ellen | George Robertson, Baron Robertson of Port Ellen (born 1946) | 14 October 1999 | 17 December 2003 | 4 years, 64 days | United Kingdom |
| 16 | – | Alessandro Minuto-Rizzo | Alessandro Minuto-Rizzo (born 1940) Acting | 17 December 2003 | 1 January 2004 | 15 days | Italy |
| 17 | 11 | Jaap de Hoop Scheffer | Jaap de Hoop Scheffer (born 1948) | 1 January 2004 | 1 August 2009 | 5 years, 212 days | Netherlands |
| 18 | 12 | Anders Fogh Rasmussen | Anders Fogh Rasmussen (born 1953) | 1 August 2009 | 1 October 2014 | 5 years, 61 days | Denmark |
| 19 | 13 | Jens Stoltenberg | Jens Stoltenberg (born 1959) | 1 October 2014 | Incumbent | 4 years, 201 days | Norway |

Question: Who is the current Secretary General and when did he/she take the office?
Answer: The current Secretary General is Jens Stoltenberg of Norway, who took office on 1 October 2014.