Exhibit 21.1
 Subsidiaries of Monster Worldwide, Inc.*
 Name of Entity
    
    JurisdictionMonsterTrak Corporation
    
    CaliforniaAffinity Labs Inc.
    
    DelawareFastWeb, LLC
    
    DelawareKJB Holding Corp.
    
    DelawareMilitary Advantage, Inc.
    
    DelawareMonster Asia Pacific Holding Corp.
    
    DelawareMonster Emerging Markets, LLC
    
    DelawareMonster Government Solutions, LLC
    
    DelawareMonster International Holding Corp.
    
    DelawareMonster Labs, LLC
    
    DelawareMonster Worldwide South Carolina, Inc.
    
    DelawareMonster Worldwide Technologies, LLC
    
    DelawareOCC.com Inc.
    
    DelawarePWP, LLC
    
    DelawareTrovix Inc.
    
    DelawareTMAT Inc.
    
    DelawareMonster Worldwide Austria GmbH
    
    AustriaMonster Belgium NV
    
    BelgiumMonster Recrutamento do Brasil Ltda.
    
    BrazilChina-HR.com Corporation
    
    British Virgin IslandsMonster Worldwide Canada Inc.
    
    CanadaMonster Worldwide Holdings Canada Inc.
    
    CanadaChina HR.com Holdings Ltd.
    
    Cayman IslandsMonster Technologies Prague s.r.o.
    
    Czech RepublicMonster Worldwide C.Z. s.r.o.
    
    Czech RepublicMonster Worldwide Holdings Limited
    
    EnglandMonster Worldwide Limited
    
    EnglandMSL Group (Trustees) Ltd.
    
    EnglandMonster Worldwide SAS
    
    FranceMonster Worldwide Deutschland GmbH
    
    GermanyMonster Worldwide Deutschland Holdings GmbH
    
    GermanyChina HR.com (Hong Kong) Limited
    
    Hong KongMonster.com Asia Ltd.
    
    Hong KongMonster.com Asia Pacific Ltd.
    
    Hong KongMonster.com HK Ltd.
    
    Hong KongMonster Worldwide Magyarorszag Kft.
    
    HungaryMonster.com India Pvt. Ltd.
    
    IndiaMonster Worldwide Holdings (Ireland) Ltd.
    
    IrelandMonster Worldwide Ireland Limited
    
    IrelandMonster Italia Srl
    
    ItalyTMP Worldwide Italia SpA
    
    ItalyMonster Luxembourg SA
    
    LuxembourgMonster Malaysia Sdn Bhd.
    
    MalaysiaMonster Technologies Malaysia Sdn Bhd.
    
    MalaysiaMonster Jobs Mexico, S. de R.L. de C.V.
    
    MexicoMonster Worldwide Netherlands B.V.
    
    NetherlandsMonster Worldwide Netherlands Holding B.V.
    
    NetherlandsMonster Worldwide Norway AS
    
    NorwayE-career (Beijing), Ltd.
    
    Peoples Republic of ChinaE-career Co., Ltd.
    
    Peoples Republic of ChinaE-career (Suzhou) Co., Ltd.
    
    Peoples Republic of ChinaMonster Worldwide Polska Sp. Z.o.o.
    
    PolandMonster Recruitment Limited Liability Company
    
    RussiaMonter.com SG Pte. Ltd.
    
    SingaporeMonster Worldwide, SL
    
    SpainJobKorea Co., Ltd.
    
    South KoreaMonster Worldwide Scandinavia AB
    
    SwedenMonster Services & Consulting GmbH
    
    SwitzerlandMonster Worldwide Switzerland AG
    
    SwitzerlandMonster Recruitment Insan Kaynaklari
Danismanlik Limited Sirketi
    
    Turkey
 
 *
    
    The names of certain subsidiaries have been omitted from this Exhibit 21.1 in accordance with
applicable rules. The omitted subsidiaries, considered in the aggregate as a single
subsidiary, did not constitute a significant subsidiary (as defined in Rule 1-02(v) of
Regulation S-X) at December 31, 2009.