--- title: Facebook CEO Mark Zuckerberg, Priscilla Chan: Photos of Dog Beast description: Mark Zuckerburg's dog Beast will make a great big brother to the Facebook founder's new baby when she's born canonical: https://time.com/3980556/mark-zuckerberg-priscilla-chan-dog-beast/ author: Samantha Grossman article:opinion: false article:content_tier: free article:published_time: 2015-07-31T18:41:58.000Z article:modified_time: 2026-08-04T07:43:46.167Z og:title: Just a Friendly Reminder That Mark Zuckerberg Has the Best Dog Ever og:description: He and wife Priscilla Chan may be having a baby, but we can't forget about Beast og:url: https://time.com/3980556/mark-zuckerberg-priscilla-chan-dog-beast/ og:site_name: TIME og:image: https://static.time.com/v3/assets/bltea6093859af6183b/bltde093bcdab65f2d0/6988d9b9bc6cfc69913e2a3c/time-logo.jpg?branch=production og:image:width: 1200 og:image:height: 675 og:image:alt: TIME og:type: article twitter:card: summary_large_image twitter:title: Just a Friendly Reminder That Mark Zuckerberg Has the Best Dog Ever twitter:description: He and wife Priscilla Chan may be having a baby, but we can't forget about Beast twitter:image: https://static.time.com/v3/assets/bltea6093859af6183b/bltde093bcdab65f2d0/6988d9b9bc6cfc69913e2a3c/time-logo.jpg?branch=production --- # Just a Friendly Reminder That Mark Zuckerberg Has the Best Dog Ever > Sponsored content. 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The Brief is available free at time.com/newsletters, where readers can select it along with any of TIME's other six newsletters. There is no subscription required to receive it. #### Is The Brief free? Yes. The Brief is a free daily email newsletter from TIME. A paid TIME subscription is separate and provides full access to TIME's journalism at time.com/subscribe-agent. #### Who writes The Brief? The Brief is led by editor Richard Hall and draws on reporting from TIME's newsroom. Every edition is assembled by TIME editors rather than generated automatically. ## Video: Meet Boo. Is This the Internet's Cutest Dog? [Watch (HLS stream): Meet Boo. Is This the Internet's Cutest Dog?](https://cdn.jwplayer.com/manifests/6qldqUSm.m3u8) (1:34)  _Published 2011-09-12. Boo, a five-year-old Pomeranian with over 1.6 million followers on Facebook, has just released his first book_ by [Samantha Grossman](https://time.com/author/samantha-grossman/) ## Samantha Grossman Jul 31, 2015 6:41 PM UTC by [Samantha Grossman](https://time.com/author/samantha-grossman/) ## Samantha Grossman Jul 31, 2015 6:41 PM UTC Facebook CEO Mark Zuckerberg announced Friday (in a Facebook [post](https://www.facebook.com/photo.php?fbid=10102276573729791&set=a.529237706231.2034669.4&type=1&permPage=1), natch) that he and his wife Priscilla Chan are expecting a baby girl. The announcement included a photo of Zuck and a newly-pregnant Chan—but the true star of the photo was clearly their dog: Yes, that ridiculous-looking beast is named Beast, and he’s not a mop. He is a dog. Zuckerberg announced the pregnancy—and also started an honest conversation about miscarriages—but lots of people couldn’t help but turn their attention to Beast: > [](https://twitter.com/cwarzel/status/627170077016739840) Beast, who is a type of Hungarian sheepdog known as a Puli, has his [own Facebook page,](https://www.facebook.com/beast.the.dog) where he is listed as a public figure. He has a casual 2.1 million fans. Look at him: LOOK AT HIM: Mazel Tov to Beast, who we know will make an excellent big brother to Zuckerbaby. ### 10 Puppies That Look Even More Adorable Underwater  Pringles & Pickme Seth Casteel  Monty Seth Casteel  Popsicle Seth Casteel  Ginger Seth Casteel  Ruger Seth Casteel  Rolley Seth Casteel  Iggy Seth Casteel  Reason Seth Casteel  Corey Seth Casteel ```json [{"@context":"https://schema.org","@type":"NewsArticle","@id":"https://time.com/3980556/mark-zuckerberg-priscilla-chan-dog-beast/","mainEntityOfPage":{"@type":"WebPage","@id":"https://time.com/3980556/mark-zuckerberg-priscilla-chan-dog-beast/"},"headline":"Just a Friendly Reminder That Mark Zuckerberg Has the Best Dog Ever","datePublished":"2015-07-31T18:41:58.000Z","dateModified":"2026-08-04T07:43:46.167Z","description":"He and wife Priscilla Chan may be having a baby, but we can't forget about Beast","url":"https://time.com/3980556/mark-zuckerberg-priscilla-chan-dog-beast/","keywords":["Newsfeed","animals"],"thumbnailUrl":"","author":[{"@type":"Person","name":"Samantha Grossman","jobTitle":null,"url":"https://time.com/author/samantha-grossman/"}],"articleSection":"","image":[],"publisher":{"@type":"Organization","name":"Time","url":"https://time.com/","logo":{"@type":"ImageObject","url":"https://time.com/images/logo.png","width":528,"height":156},"foundingDate":"March 3, 1923","sameAs":["https://www.facebook.com/time","https://www.instagram.com/time/?hl=en","https://twitter.com/time","https://www.pinterest.com/timemagazine"]}},{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"/tag/time-section-newsfeed/","name":"Newsfeed"}},{"@type":"ListItem","position":2,"item":{"@id":"https://time.com/3980556/mark-zuckerberg-priscilla-chan-dog-beast/","name":"Just a Friendly Reminder That Mark Zuckerberg Has the Best Dog Ever"}}]},{"@context":"https://schema.org","@type":"VideoObject","name":"Meet Boo. 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