Exhibit 21.1
Subsidiaries of Armstrong Flooring, Inc.
December 31, 2020

The following is a list of subsidiaries of Armstrong Flooring, Inc., omitting certain subsidiaries, which, when not considered in the aggregate, but as a single subsidiary, would not constitute a significant subsidiary.
U.S. SubsidiariesJurisdiction of Incorporation
Armstrong Licensing LLCDelaware
Non-U.S. SubsidiariesJurisdiction of Incorporation
Armstrong Flooring Pty LtdAustralia
AFI Canada Ltd.Canada
Armstrong (China) Investment Co. Ltd.China
Armstrong Advanced Flooring (China) Co. LtdChina
Armstrong Flooring Hong Kong LimitedHong Kong