Tier(s) or TIER may refer to:
Groupings Tier, a layer of technology in multitier architecture, a tier-based system in software architecture Tier (emission standard), rankings of emission standards in the US Tier, a rank of suppliers in a supply chain Tier list, a list of playable characters ranked by their abilities in competitive settings
Physical levels Tier, a level of a multi-layered cake stand Tier, a level or shelf in an étagère Tier, a level of seating in a theatre seating
Places The Tiers, a 19th-century name for the Adelaide Hills, South Australia Tiers, South Tyrol, a municipality in Italy
Songs "Tier" (song), by German band Rammstein "Tier", a song by Käptn Peng & Die Tentakel von Delphi from Das nullte Kapitel
Other uses Taiwan Institute of Economic Research (TIER), one of two major economic research institutes in Taiwan Tier, row of moorings or anchorages for ships Tier Mobility, a shared e-scooter operator company from Germany Tier Sinclair, a fictional character in Marvel Comics Tiers, a French term meaning a third, for tremissis, coins of the Roman and Merovingian periods
See also Northern Tier (disambiguation) Tier 1 (disambiguation) Tier 2 (disambiguation) Tier 3 (disambiguation) Tier 4 (disambiguation) Data centre tiers World of Tiers, a series of science fiction novels by American writer Philip José Farmer