Attached files

file filename
10-K - 10-K - Dine Brands Global, Inc.a2202427z10-k.htm
EX-23.1 - EX-23.1 - Dine Brands Global, Inc.a2202427zex-23_1.htm
EX-10.5 - EX-10.5 - Dine Brands Global, Inc.a2202427zex-10_5.htm
EX-32.2 - EX-32.2 - Dine Brands Global, Inc.a2202427zex-32_2.htm
EX-31.2 - EX-31.2 - Dine Brands Global, Inc.a2202427zex-31_2.htm
EX-31.1 - EX-31.1 - Dine Brands Global, Inc.a2202427zex-31_1.htm
EX-32.1 - EX-32.1 - Dine Brands Global, Inc.a2202427zex-32_1.htm
EX-12.1 - EX-12.1 - Dine Brands Global, Inc.a2202427zex-12_1.htm
EX-10.14 - EX-10.14 - Dine Brands Global, Inc.a2202427zex-10_14.htm

QuickLinks -- Click here to rapidly navigate through this document


Exhibit 21

SUBSIDIARIES OF DINEEQUITY, INC.
As of December 31, 2010

Name of Entity
  State or Other
Jurisdiction of
Incorporation or
Organization

DineEquity, Inc. 

  DE

International House of Pancakes, LLC

  DE

III Industries of Canada, LTD. 

  Canada

IHOP of Canada ULC

  Canada

IHOP Holdings, LLC

  DE

IHOP Franchising, LLC

  DE

IHOP Property Leasing, LLC

  DE

IHOP Property Leasing II, LLC

  DE

IHOP Properties, LLC

  DE

IHOP Realty, LLC

  DE

IHOP Real Estate, LLC

  DE

IHOP IP, LLC

  DE

IHOP Franchise Company, LLC

  DE

IHOP TPGC, LLC

  OH

ACM Cards, Inc. 

  FL

Anne Arundel Apple Holding Corporation

  MD

Applebee's Brazil, LLC

  KS

Applebee's Canada Corp. 

  Canada

Applebee's International, Inc. 

  DE

Applebee's Investments, LLC

  KS

Applebee's Restaurantes Brasil, LTDA. 

  Brazil

Applebee's Restaurantes De Mexico S.de R.L. de C.V. 

  Mexico

Applebee's UK, LLC

  KS

Applebee's Enterprises, LLC

  DE

Applebee's Franchising, LLC

  DE

Applebee's Holdings II Corp. 

  DE

Applebee's Holdings, LLC

  DE

Applebee's IP, LLC

  DE

Applebee's Restaurants Allegany County Licensing, LLC

  DE

Applebee's Restaurants Calvert County Licensing, LLC

  DE

Applebee's Restaurants Kansas, LLC

  KS

Applebee's Restaurants Maryland Licensing, LLC

  DE

Applebee's Restaurants Mid-Atlantic, LLC

  DE

Applebee's Restaurants North, LLC

  DE

Applebee's Restaurants St. Mary's County Licensing, LLC

  DE

Applebee's Restaurants Texas, LLC

  TX

Applebee's Restaurants Vermont, Inc. 

  VT

Applebee's Restaurants West, LLC

  DE

Applebee's Restaurants, Inc. 

  KS

Applebee's Services, Inc. 

  KS

Gourmet Systems of Brazil, LLC

  KS

Gourmet Systems of New York, Inc. 

  NY

Gourmet Systems of Tennessee, Inc. 

  TN

Neighborhood Insurance, Inc. 

  VT

Shanghai Applebee's Restaurant Management Co. LTD. 

  Xuhui District, Puxi, China

Applebee's Foundation, Inc (dba The Heidi Fund, Inc.)

  KS



QuickLinks

SUBSIDIARIES OF DINEEQUITY, INC. As of December 31, 2010