Minimum requirement for inclusion in the “Save Percentage” record list:
  -At least 20 career games played

World Championships Goalies ‑ All-Time Save Percentage Leaders.
RkNameBornGPGAASV%WLSOTIMEGAPPIM
1CATomas Vokoun1976291.470.94223451 75403310
2CAVladimir Myshkin1955221.330.93813231 0390000
3CALeonardo Genoni1987481.730.9332718122 9090110
4CAPekka Rinne1982261.810.92814981 5920222
5CASergei Bobrovsky1988272.400.92721641 1730112
6CAOndrej Pavelec1987231.860.92614731 3520000
7CAAri Sulander1969241.850.92513641 3600006
8CASean Burke1967352.170.92422651 9910000
9CAHarri Säteri1989211.750.92411641 2360000
10CAJiri Holecek1944642.020.9223710123 6870000
11CAVladislav Tretiak1952981.890.9227810105 5270006
12CARobert Esche1978202.390.92110911 1570002
13CAReto Pavoni1968233.030.92061301 3060006
14CATommy Salo1971541.890.920341483 1690118
15CAMilan Hnilicka1973481.990.91932972 7380002
16CAViktor Fasth1982212.140.91815651 2620110
17CAAndrei Trefilov1969212.110.91713431 1370008
18CAJarmo Myllys1965342.210.917191072 0070228
19CARoman Cechmánek1971312.230.91721921 8010008
20CAArturs Irbe1967512.130.916281382 93201118
21CAMartin Gerber1974462.240.916222042 7290114
22CAJiri Králik1952332.150.91619661 8740000
23CAPhilipp Grubauer1991222.520.9159711 2620000
24CAMaxim Sokolov1972282.340.914131221 5670002
25CASebastian Dahm1987412.530.914131942 3520110
26CAJan Lasak1979412.190.913221332 3050116
27CADominik Hasek1965382.230.912201342 2580110
28CAMike Rosati1968333.310.911131221 7410114
29CAChrister Abrahamsson1947223.030.91111911 24700020
30CAHenrik Lundqvist1982332.190.91122731 94800012
31CAAndrei Mezin1974582.770.911252833 2690118
32CAGöran Högosta1954242.730.90913821 3840002
33CASeth Martin1933222.330.90813611 2860004
34CAMathias Niederberger1992302.380.907171111 7110110
35CAHannu Kamppuri1957243.020.90710701 3320110
36CAElvis Merzlikins1994312.790.906121631 6570002
37CAKonstantin Simchuk1974293.290.90671821 5870008
38CAJan Laco1981232.500.90612911 2710220
39CAReinhard Divis1975333.280.90591831 8860002
40CAPetr Briza1964312.330.905161241 8780110
41CAVladimir Dzurilla1942472.180.90534842 5900005
42CAVitaly Koval1980262.960.90371611 4410226
43CAYegor Podomatsky1976232.590.90310601 2260002
44CAJacob Markström1990222.430.90312731 1870000
45CAEdgar Masalskis1980543.190.903183253 0050222
46CADennis Endras1985242.950.902101331 3840000
47CALars Haugen1987432.860.901192342 4580334
48CAFlorian Hardy1985223.380.90141301 0990000
49CAReto Berra1987402.580.899191752 3490116
50CAPatrick Galbraith1986253.540.89961711 4400000


Post-1980s IIHF World Championship stats sourced from: IIHF Official Website and the Official Guide & Record Books of the Finnish Ice Hockey Federation.
Pre-1980s stats sourced primarily from the wonderful Russian Hockey site https://ice-hockey-stat.com/ and their beautifully documented international hockey history.