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The 2008 CSIO Spruce Meadows 'Masters' Tournament was an international show jumping competition that took place from September 3 to September 7, 2008 at Spruce Meadows in Calgary, Alberta, Canada.

Nine teams of four riders competed in the $350,000 FEI Nations Cup event, the eighteenth event in the 2008 FEI Nations Cup series. There were two rounds to the event, with all teams placing and receiving financial prizes.

	Team	Rider	Horse	Round 1		Round 2		Total
				Penalties	Time	Penalties	Time	Penalties	Time
1	United States	Lauren Hough	Quick Study	4	82.31	8	83.70
		Todd Minikus	Pavarotti	0	82.65	0	82.82
		Richard Spooner	Cristallo	0	84.24	0	81.86
		Rich Fellers	Flexible	4	81.66	0	81.29
				4	248.55	0	245.97	4	494.52
2	Canada[1]	Jill Henselwood	Special Ed	4	78.50	16	82.58
		Jonathan Asselin	Rayana Chiara	8	81.07	4	83.81
		Eric Lamaze	Hickstead	0	84.20	0	83.73
		Ian Millar	In Style	0	83.82	0	81.68
				4	246.52	4	249.22	8	495.74
3	Germany	Holger Wulschner	Clausen	0	81.11	4	82.20
		Thomas Muehlbauer	Asti Spumante 7	0	83.10	4	83.60
		Marcus Ehning	Plot Blue	0	82.17	0	84.89
		Alois Pollmann-Schweckhorst	Lord Luis	—		8	84.02
				0	246.38	8	250.69	8	497.07

Thirty-nine riders competed in the $1,000,000 CN International.

	Rider	Horse	Round 1		Round 2		Total penalties
			Penalties	Time (s)	Penalties	Time (s)
1	Nick Skelton	Arko III	0	89.361	1	81.443	1
2	Jos Lansink	Cavalor Cumano	1	93.439	2	83.995	3
3	Richard Spooner	Cristallo	4	85.543	0	75.676	4

• Official website