Yes, there are likely some. The 'West Wing' has a huge fan base, and many fans like to explore different scenarios in fanfiction. Some writers might be interested in the idea of Josh and Donna having a pregnancy and might write stories around it to explore their relationship in that context.
You can try some popular fanfiction websites like Archive of Our Own (AO3). It has a large collection of fanfictions from various fandoms, including 'The West Wing'. Just search for 'West Wing Josh Donna pregnant' on the site, and you might find what you're looking for.
In a Josh and Donna fanfic, if Donna is pregnant and single, it could lead to a lot of interesting character development. She could be shown as a strong and determined woman. For example, she might struggle at first with the news but then decide to embrace it and focus on building a good life for her and the baby. It could also create some tension in her relationship with Josh, whether it's an old flame rekindled or a friendship that's put to the test because of her situation.
One common theme is unrequited love. In many fanfics, either Josh or Donna is secretly in love with the other for a long time without the other knowing. For example, Josh might be pining for Donna while she is focused on her career.
One possible plot could be that Donna discovers she's pregnant after a short - lived relationship that didn't work out. She decides to keep the baby and is now facing the challenges of single motherhood. Meanwhile, Josh, who still has feelings for her, is trying to figure out how to support her without overstepping boundaries.
There might be a fanfiction where they go on a trip together, away from the political chaos. This could be a story full of self - discovery and growing closer as friends or more. For example, they could explore a small town and meet interesting locals that make them see each other in a new light.
One great Josh Donna fanfiction could be 'The Unspoken Moments'. It delves into the unexpressed feelings between them during their time in the office. Another might be 'A New Beginning' which imagines their lives after leaving the political arena and finally getting together. There's also 'The Journey Together' that focuses on how they support each other through different challenges in their relationship.
To find the 'best josh and donna fanfiction', you could use specialized search engines for fanfiction. These can narrow down the results more effectively. Additionally, when you do find a good story, check the author's profile. Often, they write more related stories that could be equally great. Another tip is to look for anthology - like collections that might have curated the best of Josh and Donna fanfiction. This can save you a lot of time in sifting through countless stories on your own.
Some of the top 'best josh and donna fanfiction' include 'Hearts Aligned'. In this story, the author does an amazing job of bringing out the chemistry between Josh and Donna. It shows how they support each other through thick and thin. Another one is 'Love in the Midst of Chaos'. This one is set during a really chaotic time in their world and shows how their love still manages to shine through. There's also 'The Promise of Tomorrow' which is all about hope and the future of their relationship.
Check out fan communities dedicated to the show they are from. Members of these communities often share and recommend great fanfiction. They might even have their own curated lists of the best josh and donna stories.