The 10th Trampoline World Championships were held in Newcastle, Australia, on 5–7 October 1978.

Results

Men

Trampoline

Rank	Country	Gymnast	Points
	Soviet Union	Yevgeny Janes	76.30
	Great Britain	Stewart Matthews	75.80
	Soviet Union	Vladimir Zhadoev	73.80

Trampoline Synchro

Rank	Country	Gymnasts	Points
	Soviet Union	Vladimir Zhadoev Yevgeny Janes	45.00
	Switzerland	Jorg Roth Gerhard Gass	39.90
	Great Britain	Stewart Matthews Carl Furrer	38.20

Double Mini Trampoline

Rank	Country	Gymnast	Points
	United States	Stuart Ransom	25.90
	Australia	Brett Austine	25.30
	United States	Don Zasadny	24.70

Tumbling

Rank	Country	Gymnast	Points
	United States	Jim Bertz	58.85
	United States	Mack Gillian	53.65
	Australia	Alan Wing	48.85

Women

Trampoline

Rank	Country	Gymnast	Points
	Soviet Union	Tatiana Anisimova	71.10
	Soviet Union	Victoria Belyayeva	70.70
	Soviet Union	Tatiana Palluck	70.00

Trampoline Synchro

Rank	Country	Gymnasts	Points
	West Germany	Ute Scheile Ute Luxon	41.20
	Soviet Union	Tatiana Anisimova Victoria Belyayeva	41.10
	Switzerland	Ruth Keller Edith Zaugg	37.10

Double Mini Trampoline

Rank	Country	Gymnast	Points
	United States	Leigh Hennessy	22.90
	Canada	Norma Lehto	21.80
	United States	Bethany Fairchild	21.40

Tumbling

Rank	Country	Gymnast	Points
	United States	Nancy Quattrochi	58.85
	United States	Lori Davison	53.65
	Australia	Alison McHugh	52.15