Games like Feudalism
Games like Feudalism include Crusader Kings III, Mount & Blade II: Bannerlord, Farthest Frontier, Mount & Blade: Warband, and Age of Empires II (Retired). We matched them by the tags players give Feudalism on Steam (Strategy, 4X, and Medieval): closest matches first, and among equally close ones the better-known games.

Crusader Kings III
Shared: Strategy · Medieval · 4X

Mount & Blade II: Bannerlord
Shared: Strategy · Medieval

Farthest Frontier
Shared: Strategy · Medieval · 4X

Mount & Blade: Warband
Shared: Medieval · Strategy

Age of Empires II (Retired)
Shared: Strategy · Medieval

ENDLESS Legend™
Shared: Strategy · 4X · Medieval

Knights of Honor II: Sovereign
Shared: Strategy · Medieval · 4X

Sid Meier’s Civilization® VI
Shared: Strategy · 4X

Stellaris
Shared: Strategy · 4X

Crusader Kings II
Shared: Strategy · Medieval

Sid Meier's Civilization® V
Shared: Strategy · 4X

Europa Universalis IV
Shared: Strategy · 4X

Total War: MEDIEVAL II – Definitive Edition
Shared: Strategy · Medieval · 4X

Sid Meier's Civilization VII
Shared: Strategy · 4X

HUMANKIND™
Shared: Strategy · 4X

Age of Wonders 4
Shared: Strategy · 4X

Conquest of Elysium 5
Shared: Strategy · 4X · Medieval

ENDLESS Space™ 2
Shared: Strategy · 4X

A Game of Thrones: The Board Game
Shared: Strategy · 4X · Medieval

Battle Brothers
Shared: Strategy · 4X · Medieval

Total War: WARHAMMER
Shared: Strategy · 4X

Master of Orion
Shared: Strategy · 4X

Sid Meier's Civilization®: Beyond Earth™
Shared: Strategy · 4X

Thronefall
Shared: Strategy · Medieval

