Lindsay Nicole Warkentin (born Titheridge, November 8, 1982 in Winnipeg, Manitoba) is a Canadian curler.

As a junior curler, Warkentin represented Manitoba at the 1999 Canada Winter Games, and she won the Manitoba junior championship in 2001,[1] playing second for Allison Nimik (Flaxey).

The team represented Manitoba at the 2001 Canadian Junior Curling Championships, where they finished with a 4-8 record.

After juniors, Warkentin joined the Darcy Robertson rink at lead.

Since she joined the rink, the team has won one Grand Slam event, the 2010 Manitoba Lotteries Women's Curling Classic and one provincial championship, the 2014 Manitoba Scotties Tournament of Hearts.