SNo,Prime Minister,Date of birth,Start date of,Age at beginning of,End date of,Total time,Date of death,Lifespan,,,(first) term,(first) term,(final) term,in office,,1,Henry Sewell,7 September 1807,7May1856,"48years, 243days",20May1856,13 days,14 May 1879,"26,182 days (71years, 249days)"2,William Fox,1812,20May1856,~44 years,8April1873,"1,609 days",23 June 1893,~81 years3,Edward Stafford,23 April 1819,2June1856,"37years, 40days",11October1872,"3,248 days",14-Feb-01,"29,882 days (81years, 297days)"4,Alfred Domett,20 May 1811,6August1862,"51years, 78days",30October1863,450 days,2 November 1887,"27,925 days (76years, 166days)"5,Frederick Whitaker,23 April 1812,30October1863,"51years, 190days",25September1883,913 days,4 December 1891,"29,079 days (79years, 225days)"6,Frederick Weld,9 May 1823,24November1864,"41years, 199days",16October1865,326 days,20 July 1891,"24,909 days (68years, 72days)"7,George Waterhouse,6 April 1824,11October1872,"48years, 188days",3March1873,143 days,06-Aug-06,"30,071 days (82years, 122days)"8,Julius Vogel,24 February 1835,8April1873,"38years, 43days",1September1876,"1,018 days",12 March 1899,"23,392 days (64years, 16days)"9,Daniel Pollen,2 June 1813,6July1875,"62years, 34days",15February1876,224 days,18 May 1896,"30,301 days (82years, 351days)"10,Harry Atkinson,1 November 1831,1September1876,"44years, 305days",24January1891,"1,943 days",28 June 1892,"22,155 days (60years, 240days)"11,George Grey,14 April 1812,13October1877,"65years, 182days",8October1879,725 days,19 September 1898,"31,569 days (86years, 158days)"12,John Hall,18 December 1824,8October1879,"54years, 294days",21April1882,926 days,25-Jun-07,"30,138 days (82years, 189days)"13,Robert Stout,28 September 1844,16August1884,"39years, 323days",8October1887,"1,142 days",19-Jul-30,"31,339 days (85years, 294days)"14,John Ballance,27 March 1839,24January1891,"51years, 303days",27April1893,824 days,27 April 1893,"19,755 days (54years, 31days)"15,Richard Seddon,22 June 1845,27April1893,"47years, 309days",10June1906,"4,791 days",10-Jun-06,"22,267 days (60years, 353days)"16,William Hall-Jones,16 January 1851,10June1906,"55years, 145days",6August1906,57 days,19-Jun-36,"31,200 days (85years, 155days)"17,Joseph Ward,26 April 1856,6August1906,"50years, 102days",28May1930,"2,595 days",08-Jul-30,"27,100 days (74years, 73days)"18,Thomas Mackenzie,10 March 1854,28March1912,"58years, 18days",10July1912,104 days,14-Feb-30,"27,734 days (75years, 341days)"19,William Massey,26 March 1856,10July1912,"56years, 106days",10May1925,"4,687 days",10-May-25,"25,246 days (69years, 45days)"20,Francis Bell,31 March 1851,10May1925,"74years, 40days",30May1925,20 days,13-Mar-36,"31,028 days (84years, 348days)"21,Gordon Coates,3 February 1878,30May1925,"47years, 116days",10December1928,"1,290 days",27-May-43,"23,853 days (65years, 113days)"22,George Forbes,12 March 1869,28May1930,"61years, 77days",6December1935,"2,018 days",17-May-47,"28,554 days (78years, 66days)"23,Michael Savage,23 March 1872,6December1935,"63years, 258days",27March1940,"1,573 days",27-Mar-40,"24,840 days (68years, 4days)"24,Peter Fraser,28 August 1884,27March1940,"55years, 212days",13December1949,"3,548 days",12-Dec-50,"24,211 days (66years, 106days)"25,Sidney Holland,18 October 1893,13December1949,"56years, 56days",20September1957,"2,838 days",05-Aug-61,"24,762 days (67years, 291days)"26,Keith Holyoake,11-Feb-04,20September1957,"53years, 221days",7February1972,"4,157 days",08-Dec-83,"29,155 days (79years, 300days)"27,Walter Nash,12 February 1882,12December1957,"75years, 303days",12December1960,"1,096 days",04-Jun-68,"31,523 days (86years, 113days)"28,Jack Marshall,05-Mar-12,7February1972,"59years, 339days",8December1972,305 days,30-Aug-88,"27,937 days (76years, 178days)"29,Norman Kirk,06-Jan-23,8December1972,"49years, 337days",31August1974,631 days,31-Aug-74,"18,865 days (51years, 237days)"30,Bill Rowling,15-Nov-27,6September1974,"46years, 295days",12December1975,462 days,31-Oct-95,"24,822 days (67years, 350days)"31,Robert Muldoon,25-Sep-21,12December1975,"54years, 78days",26July1984,"3,149 days",05-Aug-92,"25,882 days (70years, 315days)"32,David Lange,04-Aug-42,26July1984,"41years, 357days",8August1989,"1,839 days",13-Aug-05,"23,020 days (63years, 9days)"33,Geoffrey Palmer,21-Apr-42,8August1989,"47years, 109days",4September1990,392 days,,"26,230 days (71years, 297days)"34,Mike Moore,28-Jan-49,4September1990,"41years, 219days",2November1990,59 days,,"23,756 days (65years, 15days)"35,Jim Bolger,31-May-35,2November1990,"55years, 155days",8December1997,"2,593 days",,"28,747 days (78years, 257days)"36,Jenny Shipley,04-Feb-52,8December1997,"45years, 307days",5December1999,727 days,,"22,654 days (62years, 8days)"37,Helen Clark,26-Feb-50,5December1999,"49years, 282days",19November2008,"3,272 days",,"23,362 days (63years, 351days)"38,John Key,09-Aug-61,19November2008,"47years, 102days",Incumbent,"1,911 days",,"19,180 days (52years, 187days)",,,,,,,,For other more formats kindly visit www.downloadexcelfiles.com,,,,,,,,,,,,,,,,Original source : en.wikipedia.org/wiki/List_of_Prime_Ministers_of_New_Zealand_by_age,,,,,,,,