When looking to purchase family Christmas pajamas, there are many places to consider. Some popular retailers known for their selection of holiday pajamas include department stores like Target and Walmart, as well as online stores like Amazon and Etsy. You may also find unique and festive pajamas at specialty shops like Old Navy, Gap, and J.Crew. Additionally, many independent boutiques and craft stores offer handmade pajamas that can be customized to fit your family's style and preferences.