
No, Pam Beesly, portrayed by the American actress Jenna Fischer, wasn’t pregnant in season 6 of The Office.
In the show’s plot, during the Season 6 premiere, Jim informs the office workers of Pam's pregnancy. "The Delivery" tells the story of Pam and Jim's first child, Cecelia Marie Halpert. However, these were simply fictional parts of the storyline of the show and the actress wasn’t really pregnant during the season.
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Was Pam actually pregnant in season 6 of The Office?

Pam Beesly, portrayed by Jenna Fischer, wasn’t pregnant in the sixth season of the series. Her pregnancy was simply part of the plot of the show.
During the Season 6 premiere, Jim announces Pam's pregnancy to the office workers. Jim and Pam secretly tie the knot in Niagara Falls early during the season, followed by the formal ceremony at a church attended by their friends, family, and coworkers. Michael hooking up with Pam's mother the night of the wedding is the focus of a multi-episode story arc that follows the wedding. Michael and Pam's mother subsequently break up after Michael gets slapped by Pam in retaliation. Jim and Pam Halpert give birth to their first child, Cecelia Marie Halpert, in "The Delivery".
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When was Jenna Fischer actually pregnant in The Office?
Pam Beesly and Jim Halpert are shown to be expecting a second child during the eighth season of the series. Actress Jenna Fischer's pregnancy was incorporated into the season’s seventh episode titled, "Pam's Replacement" as Pam and Jim expect their second child. In an interview, the actress informed Vulture that Pam would be expecting when the season began. The plot's development aligns with Fischer's real-life pregnancy, which she revealed back in May 2011.
Pam Beesly in The Office

Jenna Fischer portrays the fictional character Pamela Morgan Beesly Halpert in the American sitcom The Office. Fischer was also a producer for the series' ninth and final season. Dawn Tinsley is her counterpart in the original UK series of The Office. Pam starts the series working as a receptionist at Dunder Mifflin, a company that distributes papers. She goes on to work as a salesperson and then as the office administrator before departing in the series finale.
As the story goes on, her initially shy and unsure persona becomes more assertive. She attends art school and exhibits artistic talents throughout the series. In the series, Pam and Jim Halpert are friends before they fall in love. She starts dating Halpert in season four, gets engaged in season five, marries him in season six, and has kids with him in seasons six and eight.
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FAQs about Pam in The Office
A. Jenna Fischer has been married to Lee Kirk since 2010.
A. No, Jim and Pam don’t break up. They stay together throughout the series.
A. Jim and Pam got married during season 6 of the series.