Ty Rattie (born February 5, 1993) is a Canadian professional ice hockey forward who is currently playing for Lokomotiv Yaroslavl of the Kontinental Hockey League (KHL).
In June 2011, the St. Louis Blues made Rattie their first draft pick and the 32nd overall in the 2011 NHL Entry Draft. He was ranked 17th among draft eligible prospects by Central Scouting. Blues' scouting director Bill Armstrong stated that he was "someone that we liked because of his high skill level. Obviously, he's got some work to do as far as his strength, but he has been able to put up points his whole life at every level." Rattie was the first draft pick Armstrong made as the Blues' scouting director.
Rattie was raised in ]. The Winterhawks made Rattie the 2nd overall selection in the 2008 WHL Bantam Draft, behind only Ryan Nugent-Hopkins, who was drafted first overall in the 2011 NHL Entry Draft. During the Winterhawks 2010–11 season, Rattie had 28 goals and 51 assists in 67 games; he was a playoff scoring leader with 22 points (9 goals, 13 assists) and "led Portland with a plus-11 rating in 21 playoff games" as they reached the WHL finals.