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Renée Zellweger - The award-winning actress has never demonstrated interest in being a mother.

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Renée Zellweger - The iconic 'Bridget Jones' actress says being a mother is not in her nature and that she has never intended to have children. According to the Daily Mail, she doesn't need children to be happy.

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Ricky Gervais - The award-winning British actor and comedian is another celebrity who doesn't want to have children, in great part because of the responsibility that a child requires.

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Ricky Gervais - Gervais, who has been with Jane Fallon for some 40 years, said on 'The Ellen DeGeneres Show' that he would "worry sick about a baby," according to the Daily Mail.

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Helen Mirren - The award-winning British actress has always put her career first and has publicly stated that she never felt the need to be a mother, according to ABC News.

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Helen Mirren - The actress has been married to Taylor Hackford since 1997, but her main concern is to continue delivering amazing on-screen performances.

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Oprah Winfrey - The famous television host has built a brilliant career, but having children has never been a priority nor a necessity for the star.

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Oprah Winfrey - According to The Independent, Oprah Winfrey said she doesn't believe she would have been a good mother.

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Jennifer Aniston - The eternal Rachel from 'Friends' made it clear in an interview that she has no obligation to have children to feel complete.

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Jennifer Aniston -

The star stated, when she was still with Justin Theroux, that having children was not in her plans, according to People.

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Jon Hamm - The American actor has said he would be a terrible father, according to Today.

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Jon Hamm - The 'Mad Men' actor spent 18 years with girlfriend Jennifer Westfeldt, but they never had children. Westfeldt said in the same interview that she always thought she'd have children, but that she was content with the life they had together.

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Chelsea Handler - The TV host is another celebrity who chose career over children and admitted that she never wanted a child in her life, according to the Daily Mail.

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Chelsea Handler - The comedian also believes she wouldn't be a good mother if that were to happen.

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Rachael Ray - The TV personality says she doesn't have time to have children and that she prefers to dedicate herself to her career as a cook.

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Rachael Ray - The celebrity also believes she wouldn't make a good mother, according to People.

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Kim Cattrall - The 'Sex and the City' actress is not the mother type.

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Kim Cattrall - She stated that she considers herself a mother despite not having biological children of her own because she is close to her nephews, according to E! Online.

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Ellen DeGeneres and Portia de Rossi - The two have been married since 2008 and haven't shown any interest in becoming mothers.

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Ellen DeGeneres and Portia de Rossi - Portia de Rossi said the they are perfectly happy being a family of two, according to E! Online.

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Marisa Tomei - The actress said in an interview that she doesn't understand why women have to have children to be seen as complete human beings, according to Daily Mail.

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Marisa Tomei - The award-winning actress has said she doesn't want to have parental responsibilities in her life.

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Ashley Judd - In her book 'All That Is Bitter and Sweet,' Ashley Judd revealed that she prefers to care for children who are already in the world rather than giving birth to other children, according to The Daily Caller.

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Ashley Judd - The actress prioritized her career, an impressive one at that.

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Betty White - The late actress has had a full career, and many people tend to see her as a maternal figure given her age and the roles she's portrayed.

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Betty White - But Betty White has stated that she chose not to have children and to instead focus on her career, according to People.

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Sarah Silverman - The comedian decided not to have children as she chose to prioritize her career, according to the Daily Mail.

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Sarah Silverman -

The actress said she would only consider having children if she felt she had accomplished everything else she set out to do in life.

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