Ikeji was born and raised in a Catholic family from Nkwerre, Imo State, Nigeria. She is the second child. She began writing at the age of 10. She finished secondary school at the age of 17 and, at 18, enrolled at the University of Lagos, where she studied English language. To assist her family and support herself through school, she had part-time jobs as a waitress, model and writer. Ikeji graduated from the University in 2004. In 2006, she started blogging as a hobby. At that time, the internet was not as prominent in Nigeria and she had to make her posts at a cybercafé.

Ikeji started blogging in 2006. She became an active blogger in 2007 using a blogger sub-domain lindaikeji.blogspot.com and later obtained her domain www.lindaikejisblog.com.

In August 2012, Forbes Africa dedicated itself to celebrating African women that month’s issue. In that issue, Forbes profiled Africa’s 20 Most Prominent Women and the issue featured profiles on two young Nigerian women: Linda Ikeji, as well as Chibundu Onuzo. The name Linda Ikeji was the most searched item by users of Google in Nigeria Ikeji shares new year resolution for 2020 .

Ikeji was interviewed by BBC on their Focus on Africa programme. The interview aired on 25 September 2012.

Ikeji’s blog was shut down on 8 October 2014 but restored on 10 October 2014 around midnight by Google for undisclosed reasons. Taiwo Kola-Ogunlade, Google’s West Africa spokesperson, said: “We take violations of policies very seriously as such activities diminish the experience for our users. When we are notified of the existence of content that may violate our Terms of Service, we act quickly to review it and determine whether it actually violates our policies. If we determine that it does, we remove it immediately.”

Ikeji says she and her son’s father Sholaye Jeremi are not suitable partners. She took to her blog to detail reasons why her relationship with her son’s father, whom she met in December 2015, didn’t work out as expected.

On 22 August 2016, on her blog, she announced the creation her online TV network, Linda Ikeji TV alongside other brands she was establishing. Linda Ikeji TV airs a variety of programmes ranging from talk shows, reality shows, TV series to Movies. The Network both produces some of its programmes and also buys TV contents. She also ventured into online radio broadcasting. The station is operated from the Linda Ikeji Media Office. Some of its programmes are broadcast live on Linda Ikeji TV.

Ikeji also opened a music platform known as LindaIkejiMusic which was launched on 21 November 2016, but it became dormant three months after the Launch. She launched a social networking platform named Linda Ikeji Social on the domain name LindaIkejiSocial.com. Ikeji runs a non-profit project themed “I’d rather be self-made; No thanks”. In her interview with HipTV, she revealed that through the project, she assists young girls aged 16–25 who have great business ideas and are willing to venture into entrepreneurship. She gave out the sum of NGN10,000,000 in Phase 1 of the project.

In 2016, she moved to her Multi-million Naira mansion home, a feat celebrated by many, especially the female gender in Nigeria.

On 8 August 2018, Linda Ikeji was among eminent personalities drawn from different countries across multiple disciplines who were conferred with Honorary Doctorate Degree from Trinity International University in Georgia for her outstanding job in Business and Media in Africa. Others conferred includes Steve Egboro, Nigerian filmmaker and event manager, Chairman Daily Times Newspaper, Dr. Fidelis Anosike, Dr. Obeahon Ohiwerei, GMD/ CEO of Keystone Bank Limited, renowned lawyer Mike Ozekhome and few others.