Follow Our Staff on Twitter!
Twitter 
| Admin Team | GLCs | Teachers | Sports | Clubs | Activities |
| Principal Maine @RyanJMaine | Jenny Alegre @jenaguilera76 |
Emily Alder
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Boys Basketball @walnut_bball | WHS Community Club @WalnutHighCC |
ASB
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Dean Cole
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Elisabeth Everts @everts_adp | Marissa Beemer @BeemersClasses | Football @Walnut_Football | Publications @WalnutHS_News | WHS Dances @WalnutDances |
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Dean Dibell
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Jennifer Peiten @MrsP8N | Nick Blackford @blackford_n | Wrestling @whswrestling3 | WHS Sports @WalnutHS_Sports | |
| Dean Chen @Dean_Nchen |
Rob Coad
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Baseball @_walnutbaseball | BioMED PLTW @whs_pltw | ||
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VP Tucker
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Garrett Lim @chemlimination |
Volleyball
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Walnut HOSA
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| Candice Marsano @MsMarsano |
Boys Soccer @walnutsoccer
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Justin Panlilio @mrp_2003
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Dance Team @walnuthsdt | ||||
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David Park
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| Alison Shelton @DrAlisonShelton | |||||
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David Smits @MrSmitsWHS
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| Jennifer Sorbara @sorbara_adp | |||||
| Faith Villanueva @MsFaithV | |||||
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Kevin Wendland @wendland_kevin
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Janice Zhen
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