There is no widely known or officially endorsed mod that specifically adds a "polygamy bed" allowing a Sim to be married to multiple spouses at once. However, some mods like (with certain settings) or MCCC (MC Command Center) can be configured to allow multiple romantic partners and sometimes adjust relationship/marriage constraints. A dedicated "polygamy bed" object isn't a standard mod — you might have seen a custom bed that is themed for polyamory, or a mod that renames bed ownership/sleeping permissions.
Search for "functional bunk beds" or "family beds" on platforms like The Sims Resource or Tumblr (Sims 4 CC). These often allow 3-4 Sims to sleep together, though "WooHooing" with more than two usually still requires the WickedWhims group interactions. How to Setup a Polygamous Household in 2026 sims 4 polygamy bed mod
Some popular polygamy bed mods for The Sims 4 include: There is no widely known or officially endorsed
While they don't allow 3+ Sims to "WooHoo" in one bed simultaneously (due to engine limitations), they allow for "Group Sex" scenarios and make managing a polyamorous household seamless. Where to find: WickedWhims Mod / WonderfulWhims Mod. 2. Relationship Overhaul Mods To make polygamy work, you need to manage jealousy. Search for "functional bunk beds" or "family beds"
For a true polyamorous, polygamous, or simply "the more the merrier" household, players often turn to and relationship enhancements.