Kniazev, 22, skated in 61 games for the AHL’s San Jose Barracuda in 2022-23, recording five goals and 23 assists for 28 points.
As a rookie in 2021-22, Kniazev notched seven goals and 21 assists in 60 games with the Barracuda while also making his NHL debut with the Sharks, appearing in one contest.
A native of Kazan, Russia, Kniazev was a second-round choice by San Jose in the 2019 NHL Draft.
Gawanke, 24, completed his fourth AHL season in 2022-23, tying for the AHL lead among defensemen with 20 goals and adding 25 assists for 45 points in 68 games with the Manitoba Moose.
A fifth-round pick by Winnipeg in the 2017 NHL Draft, Gawanke has totaled 35 goals and 79 assists for 114 points in 207 career AHL games.