OK here goes...
Maternal Side:
Grandfather Curtis: Despatch Rider, served from 1939-1946, England and Northern Europe (still going and riding Harley's!!);
Great Uncle: Edward Curtis; RCA 1940-1945; Killed in logging accident 1947;
Great great Uncle: Charles Douglas Sobey; 5th Canadian Mounted Rifles; Killed 31 Oct 1917 at Passchendaele, body unrecovered however is memorialized plaque panel # 32 at the Menin Gate (Ypres) Memorial.
Paternal Side:
Great-Grandfather Maj Carmen Wightman: served from 1914-1945; died 1978. Interestingly, served for a time as Leon Trotsky's guard during his internement at Amherst Internment Camp (CBC Story link below ref him and a run-in with a Russian counterpart attmpting to bayonet Lenin during this time)
http://archives.econ.utah.edu/archives/marxism/2002/msg06973.htm
Grandfather Ralph Wightman: Provost/RCOC; 1940-1974; served...all over the place, the Home-front, England, Holland, Vietnam etc
Grandfather's First Wife (Helen): Nurse; Killed 14 Oct 1942 during torpedo attack of the SS Caribou in the Cabot Staright;
Grandfather's second wife (Muriel): CWAC, they met during VE Day celebrations in Amsterdam and were married there on the canal 1 week after meeting before repatting to Canada. Still together...still dancing.
Father Ralph: 911 Boy Soldier served 1965-1993;
Brother Roland: PPCLI (1999-2003), currently fire fighter serving at 8 Wg Trenton;
Husband: RCR (1984-) 84-85 2RCR, 85-95 3 Cdo CAR, 95-97 2RCR, 97-2003 CPC Trenton, 03-04 2RCR, 04-present CTC Infantry School;
Me: as per profile
And I won't get into the vast multitudes of cousins etc....
Of course, not falling into the Military category (possibly) there is always my great-grandfather to the 8th power, Edward Wightman, who was the last "witch" to be burnt at the stake for "heracy" in England way way back in 1610...good link below:
http://homepages.rootsweb.com/~sam/edw.html :-[