Multiple Personality Day – Mar. 5, 2027

Multiple Personality Day
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AwarenessMental Health
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Every March 5
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Multiple Personality Day, now widely recognized as Dissociative Identity Disorder (DID) Awareness Day, arrives every March 5. This day aims to shed light on a complex mental health condition often misunderstood and underdiagnosed. Join the conversation, share resources, and help foster a more informed and compassionate community for those affected.

Want to sponsor Multiple Personality Day? Learn how

Expected Multiple Personality Day Deals

As a cause-driven observance, Multiple Personality Day focuses less on commercial deals and more on awareness and support. Mental health organizations like the Anxiety & Depression Association of America (ADAA) and the National Alliance on Mental Illness (NAMI) often run educational campaigns and fundraising drives throughout March. Look for corporate partners of these organizations, such as Johnson & Johnson or CVS Health, to match donations or highlight mental health resources. Online therapy platforms like BetterHelp or Talkspace may offer introductory discounts or free webinars. We will update this page with confirmed live resources and awareness events as March 5 approaches.

Platform Guide for Multiple Personality Day

Instagram

Tag @nationaltoday_ and use #DIDawareness. Share infographics, personal stories (with consent), or resources to educate your followers about Dissociative Identity Disorder.

X/Twitter

Mention @NatlToday and use #MultiplePersonalityDay. Join real-time conversations, share links to support groups, or retweet messages from mental health advocates and organizations.

Facebook

Mention National Today (facebook.com/nationaltoday) and use #DIDawareness. Create a community event, host a live Q&A with a mental health professional, or share personal experiences.

Social Media Tips for Multiple Personality Day

Individuals

Educate yourself and others by reading reputable articles or watching documentaries about DID. Share your learning on social media to help dispel myths and reduce stigma.

Creators

Produce content that responsibly explores the complexities of DID, focusing on empathy and accurate information. Interview experts or share stories from the DID community (with permission).

Brands

Partner with mental health organizations to amplify their message or launch an internal awareness campaign for employees. Offer mental health resources or support employee assistance programs.

Organizations & Brands for Multiple Personality Day

  1. National Alliance on Mental Illness (NAMI)

    Founded in 1979, NAMI is the largest grassroots mental health organization in the U.S. dedicated to building better lives for the millions of Americans affected by mental illness. They provide advocacy, education, support, and public awareness.

  2. Anxiety & Depression Association of America (ADAA)

    The ADAA is an international nonprofit organization dedicated to the prevention, treatment, and cure of anxiety, depression, OCD, PTSD, and co-occurring disorders through education, practice, and research. They offer resources for both professionals and the public.

  3. International Society for the Study of Trauma and Dissociation (ISSTD)

    Founded in 1984, the ISSTD is a professional organization dedicated to promoting research and education in the areas of trauma and dissociation. They provide resources for clinicians, researchers, and individuals affected by trauma-related disorders.

  4. Mental Health America (MHA)

    Established in 1909, MHA is the nation's leading community-based nonprofit dedicated to addressing the needs of those living with mental illness and promoting the overall mental health of all Americans. They offer screening tools and advocacy.

  5. BetterHelp

    Founded in 2013, BetterHelp is the world's largest online counseling platform, connecting users with licensed therapists for mental health support. They provide accessible and affordable therapy options for a wide range of conditions.

  6. Talkspace

    Launched in 2012, Talkspace is an online therapy company that provides users with access to licensed therapists via text, audio, and video messaging. They aim to make mental healthcare more convenient and stigma-free.

  7. The Jed Foundation

    Founded in 2000, The Jed Foundation (JED) is a nonprofit that protects emotional health and prevents suicide for teens and young adults. They partner with high schools and colleges to strengthen mental health safety nets.

Multiple Personality Day Hero

Morton Prince

Morton Prince (1854–1929) was an American physician and psychologist who made significant contributions to the early understanding of dissociative disorders. He is particularly known for his influential work, 'The Dissociation of a Personality' (1906), which detailed the case of Christine Beauchamp, a woman with multiple personalities. Prince's research helped to establish the concept of dissociation as a psychological phenomenon and influenced subsequent studies in the field, laying groundwork for later diagnostic criteria.

History of Multiple Personality Day

Dissociative Identity Disorder (DID), originally called Multiple Personality Disorder, is a medical condition of suffering memory loss, out-of-body experiences, detachment from emotions, and a lack of self-identity, which may lead to suicidal ideations. According to the National Alliance of Mental Illness, only 2% of the American population experiencing these symptoms have been properly diagnosed. 

Psychiatrists once diagnosed people with having at least two different and distinct personalities. In the 19th century, the disorder was often misdiagnosed as sleepwalking triggered by emotional trauma or even epilepsy. The first patient to be correctly diagnosed with multiple personalities was Louis Vivet in 1885, and his case brought the attention of the medical world to the condition. Clara Norton Fowler was the first diagnosed patient to be properly studied by a neurologist in 1898. Schizophrenia was discovered in 1906, and for the next several decades until the 80s, it was diagnosed for most psychological cases including DID. Dissociative Identity Disorder can include multiple personalities and a wide variety of other symptoms such as depression, anxiety, and dissociative episodes, usually caused by unresolved trauma. Research has proven the existence of the disorder, but few people are well-versed about its diagnosis or treatment. The Diagnostic and Statistical Manual of Mental Disorders (DSM), first published by the American Psychiatric Association (APA) in 1952, helps maintain a level of uniformity to mental disorder identification.

Multiple Personality Day has two goals when it comes to observing it. The first is to empower those personally affected by the disorder to share their stories and find ways to love and accept themselves in a world where disorders aren’t well known or understood. The second goal is raising awareness about the disorder itself, helping others understand what it means to have Dissociative Identity Disorder and ways of managing it in daily life. The day aims to change common misconceptions and make the disorder well known throughout the world as a valid condition that should be understood by others. A multicolored awareness ribbon resembling a crazy quilt is the symbol of the day.

Multiple Personality Day timeline

1840s
Lobbying for Mental Health Treatment

Activist Dorothea Dix lobbies for better living conditions for the mentally ill.

1885
Earliest Known Diagnosed Case

Louis Vivet is diagnosed with having ‘multiple personalities,’ the first time the term is used.

1898
The First Scientific Case Study

American neurologist Morton Prince starts studying ‘Christine Beauchamp’ whose real name was Clara Norton Fowler, one of the first diagnosed DID cases.

1906
Dissociation of a Personality

Prince publishes a monograph of his six-year study of Fowler, considered a prototypical case of the disorder for several decades.

Mid-1950s
Push for Deinstitutionalization

Outpatient treatment begins, facilitated by the development of antipsychotic drugs.

1946
National Mental Health Act

The U.S. government allocates funds to researching treatments for mental illness.

1979
The National Alliance for the Mentally Ill

The alliance is established to provide support, education, advocacy, and research services for psychiatric illnesses.

How Businesses Can Celebrate Multiple Personality Day

Local businesses can observe Multiple Personality Day by fostering a supportive and inclusive environment for mental health. Consider hosting a workshop on mental wellness, inviting a mental health professional to speak, or providing resources for employees and customers to learn about DID and other conditions. Retailers could partner with mental health charities for a donation drive, while service-based businesses might offer pro bono services or discounts to mental health support groups, helping to reduce stigma and promote understanding in the community.

Multiple Personality Day FAQs

When is Multiple Personality Day?

In 2027, Multiple Personality Day will be observed on Friday, March 5. This fixed date each year is dedicated to educating the public and supporting individuals affected by DID and related conditions.

How many people are affected by Dissociative Identity Disorder?

Estimates suggest that DID impacts roughly 1.5% of the global population, though some studies indicate a range between 0.01% and 5%. The condition is more frequently diagnosed in women than men.

What are the common symptoms of Dissociative Identity Disorder?

Individuals with DID often experience severe memory loss (amnesia) that isn’t typical forgetfulness, a sense of depersonalization (feeling detached from one’s body), and derealization (feeling that the world is unreal). They may also suffer from anxiety, depression, and suicidal ideation.

What is the difference between Multiple Personality Disorder and Dissociative Identity Disorder?

The shift from MPD to DID emphasized that the condition is characterized by a fragmentation of identity, not an increase in the number of personalities. The term ‘dissociative identity disorder’ highlights the disruption of a person’s integrated sense of self, memory, and consciousness.

How to Observe Multiple Personality Day

  1. Attend a seminar

    Attend a seminar or read up about the disorder on Multiple Personality Day. Show support for people with the disorder by sharing your newfound understanding.

  2. Explore your personality traits

    Take a personality test to learn more about your personality. Explore the many sides of your psyche.

  3. Raise awareness

    After attending the seminar and taking a personality test, raise awareness about Multiple Personality Day. Share resources and help those in need.

5 Facts About Dissociative Identity Disorder That Will Blow Your Mind

  1. It's a coping mechanism

    Patients have often suffered violent and traumatizing experiences in the past.

  2. Patients may suffer throughout their life

    The disorder stems from childhood trauma, which, without psychotherapy, can last a lifetime.

  3. It usually affects women

    Women are more likely to be diagnosed with the disorder.

  4. It’s more common than we think

    Up to 50% of American adults have dissociated from reality at least once in their lives.

  5. There are three types

    People may experience the disorder as dissociative amnesia, depersonalization, or dissociative identity, depending on the trigger.

Why Multiple Personality Day is Important

  1. It teaches empathy

    Multiple Personality Day teaches us to be empathetic towards people who suffer all kinds of conditions. It makes us considerate of other people’s needs.

  2. It helps us introspect

    Multiple Personality Day reveals the importance of being introspective of our personalities. We are reminded to look after our mental health and connect with our inner selves.

  3. It creates awareness

    Multiple Personality Day creates awareness about Dissociative Identity Disorder. It familiarizes the common public with verifiable information, discrediting common misconceptions about the disorder.

Multiple Personality Day dates

Year Date Day
2027 March 5 Friday
2028 March 5 Sunday
2029 March 5 Monday
2030 March 5 Tuesday
2031 March 5 Wednesday