Danna Lynn Blocker is one of four children of actor Dan Blocker, who played Hoss Cartwright on the western series Bonanza. Most people search her name because of that family link, and almost everything written about her comes from stories about her father, her mother, or her brothers. This Danna Lynn Blocker biography sticks to details that can be confirmed, and it says plainly where the public record stops. I found no interviews, no verified social media, and no documented career for her, so this article does not pretend otherwise.
Danna Lynn Blocker Quick Facts
The table below gives the short version. Some rows say “not confirmed” because a reliable source could not be found, and I would rather say that than guess.
| Detail | What is known |
|---|---|
| Full name | Danna Lynn Blocker |
| Known for | Being the daughter of Bonanza actor Dan Blocker |
| Born | 1953 (exact date not confirmed by reliable sources) |
| Birthplace | Not confirmed |
| Parents | Dan Blocker and Dolphia Lee Parker Blocker |
| Twin sister | Debra Lee “Debbie” Blocker |
| Brothers | David Blocker (producer), Dirk Blocker (actor) |
| Career | No public career documented |
| Social media | No verified accounts found |
| Net worth | Not publicly known; no estimate given |
Who Is Danna Lynn Blocker?
Danna and her twin sister Debbie were born in 1953, after their parents married in September 1952, when Dan came back from Korea. Her father was a Korean War veteran born in De Kalb, Texas, in 1928. Her mother, Dolphia Lee Parker, was born in 1932 in Shattuck, Oklahoma, and met Dan at Sul Ross State University in Alpine, Texas. So Danna came from a young, college-educated Texas couple who were still far from Hollywood when she was born.
Early Life and Family Background
Her early years were not spent in the spotlight. According to Dolphia’s obituary coverage, Dan was an elementary school teacher in New Mexico before moving to Los Angeles in late 1956 or early 1957, bringing Dolphia and their three young children with him. Those three children were the twin girls and their brother David, who was born in 1955. Dirk, the fourth child, was born in Hollywood soon after the family arrived.
This timeline matters because several lifestyle websites say Danna was born in Los Angeles County. I could not find that in any obituary or news report, and the family’s move to Los Angeles appears to have happened after the twins were born. For that reason, her birthplace is listed as unconfirmed here.
Growing Up in the Bonanza Years
By the time Danna was a child, her father’s career had taken off. Bonanza ran from 1959 to 1972, and Dan appeared as Hoss in more than 400 episodes. A 1964 photo from the family’s Northridge home shows all four children, Dirk, Debbie, David and Danna, with their parents, which gives a small glimpse of their everyday life at the time.
Fame did not seem to be the center of the household. The family obituary says that even though the show made normal life difficult, Dan and Dolphia stayed devoted to family and to causes such as civil rights, peace and justice. One fun detail from coverage of that obituary is that all four children took karate lessons from Chuck Norris. Beyond these details, very little is written about Danna’s school years or personal interests, so I will not guess.
Losing Her Father in 1972
The biggest documented event in Danna’s early life was her father’s death. Dan Blocker died on May 13, 1972, at age 43, from a pulmonary embolism after gall bladder surgery. If the 1953 birth year is right, Danna was in her late teens at the time. The show continued for one more season of 15 episodes without him.
Her mother was only 39 and, according to the family, managed to keep everyone close through the children’s teenage years. This is one of the few places where the sources describe how the family coped, and it says something about the household Danna grew up in.
Danna Lynn Blocker’s Life Story After Childhood
This is the part most people are curious about, and it is also the part with the least information. I found no confirmed career, marriage, or public statements by Danna, and no verified social media accounts. Some websites describe her as someone who “chose privacy,” but she has not publicly explained her reasons, so that is an interpretation and not a fact. It is fair to say only that she has stayed out of the public eye.
The mother’s 2026 obituary coverage mentions that survivors include five grandchildren and eight great-grandchildren. It does not say which grandchildren belong to which of the four children, so it would be wrong to assign any of them to Danna. Her family life is her own business, and this article leaves it there.
Danna Lynn Blocker’s Siblings
Her twin sister Debbie is the only sibling with a similar low public profile. Her brothers went another way. David Blocker is a producer whose credits include Trouble in Mind, Blink and Into the Wild. Dirk Blocker is an actor who played pilot Jerry Bragg on Baa Baa Black Sheep and later Detective Hitchcock on Brooklyn Nine-Nine from 2013 to 2021. Readers often look up Danna because of these two, since their careers keep the Blocker name in the news.
Recent News: The Family Mourns Dolphia Blocker
The most recent verified news connected to Danna’s family is the death of her mother. Dolphia Blocker was born on July 29, 1932, and died on April 19, 2026, at age 93. After her children were grown, she moved to Santa Barbara and lived there for almost 40 years, writing poetry, supporting causes and hosting family holidays. The obituary adds that most of her children lived in Santa Barbara, but it does not say which ones, so I am not placing Danna anywhere.
What Is Not Confirmed
A few claims repeat across the web without a reliable source. The date “July 7, 1953” appears on several lifestyle sites, but I could not find it in the obituaries or in major news coverage, so treat it as unverified. Her exact age in 2026 is therefore either 72 or 73, depending on the real birth date. Descriptions of her personality, such as “quiet dignity,” come from websites that cite no source, and any net worth figure for her would be pure guesswork.
How This Was Researched
I started by reading the top-ranking pages for her name, and most of them were lifestyle sites repeating the same few facts. I then checked the 2026 obituaries for Dolphia Blocker in national and local newspapers, plus reference pages for her father and brother. Where the lifestyle sites disagreed with these sources, or had nothing behind them, I left the claim out or marked it as unconfirmed. The gap I tried to fill is a clear line between what is verified and what is only repeated.
Accuracy Note
This biography is based on publicly available information, including obituaries and verified news coverage. Danna Lynn Blocker is a private person, so this article deliberately avoids addresses, personal relationships and other private details. If you spot anything outdated or incorrect, please let us know so we can update it.
Written and researched by Hassan, contributor at ntx magazine.
FAQ
Who is Danna Lynn Blocker?
She is the daughter of actor Dan Blocker, who played Hoss Cartwright on Bonanza, and his wife Dolphia. She is one of four children.
Is Danna Lynn Blocker a twin?
Yes. Family obituary coverage says the twin girls Danna and Debbie were born in 1953.
How old is Danna Lynn Blocker?
She was born in 1953, so she is about 72 or 73 in 2026. The exact birth date is not confirmed by reliable sources.
Did Danna Lynn Blocker work in Hollywood?
No career in entertainment is documented for her. Her brothers David (producer) and Dirk (actor) are the ones with public careers.
Who are Danna Lynn Blocker’s siblings?
She has a twin sister, Debra Lee “Debbie,” and two brothers, David and Dirk Blocker.
Does Danna Lynn Blocker have social media?
I found no verified accounts, so any account using her name should be treated with caution.
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Written by Hassan, founder and editor of NTX Magazine — an independent news and biography publication. Every article is researched and cross-checked against multiple public sources before publishing; see our Sourcing Standards page for details.
