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Highlights

  • Reproductive Health Impact Study
  • Adding It Up
  • Abortion Worldwide
  • Guttmacher-Lancet Commission
  • US policy resources
  • State policy resources
  • International Perspectives on Sexual and Reproductive Health (1975–2020)
  • Perspectives on Sexual and Reproductive Health (1969–2020)

Reports

  • Global
  • United States

Articles

  • Global research
  • US research
  • Policy analysis
  • Guttmacher Policy Review
  • Opinion

Fact Sheets

  • Global
  • United States
  • US State Laws and Policies

Tools

  • Interactive Map: US Abortion Policies and Access After Roe
  • Safe Abortion Calculator
  • Family Planning Investment Impact Calculator
  • Monthly Abortion Provision Study Dashboard
  • Public-use data sets

Global

  • Abortion
  • Contraception
  • Pregnancy
  • Teens

US

  • Abortion
  • Contraception
  • Pregnancy
  • Teens

Our Work by Geography

  • Global
  • Africa
  • Asia
  • Europe
  • Latin America & the Caribbean
  • Northern America
  • Oceania

Who We Are

  • About
  • Staff
  • Board
  • Job opportunities
  • Newsletter
  • History
  • Contact
  • Conflict of Interest Policy

Media

  • Media office
  • News releases

Support Our Work

  • Make a gift today
  • Monthly Giving Circle
  • Ways to Give
  • Guttmacher Guardians
  • Guttmacher Legacy Circle
  • Financials
  • Impact Report 2025

Awards & Scholarships

  • Darroch Award
  • Richards Scholarship
  • Bixby Fellowship
Donate
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Vice President for International Research

Onikepe Owolabi

Portrait of Onikepe Owolabi

Onikepe Owolabi is Guttmacher’s Vice President for International Research. Prior to assuming this role in 2025, she served as Guttmacher’s Director of International Research. Past positions include Senior Global Director for Maternal, Newborn, Child Health and Family Planning at IntraHealth International and Senior Research Scientist at Guttmacher, which she held from 2016 to 2021. Her research at that time focused primarily on abortion and maternal morbidity measurement and the quality of sexual and reproductive health care within health systems. Onikepe has research and programmatic expertise in maternal and reproductive health in sub-Saharan Africa and Southeast Asia and has authored or coauthored more than 50 peer-reviewed and other scientific publications.

Onikepe completed her medical degree at the Obafemi Awolowo University in Nigeria, her master’s degree in global health at the University of Oxford and her PhD at the London School of Hygiene and Tropical Medicine. She was also part of the 2022 US Cohort of the WomenLiftHealth Leadership Journey, an experiential, results-driven fellowship for mid- to senior-career women in health whose work serve target populations in low- and middle-income countries.

 

All Staff

Selected Publications

  1. March 2024 Research Article

    Decision-making and social network support around ending unwanted pregnancies using misoprostol in Lagos state, Nigeria

    Grace Kumolu, Melissa Stillman, Onikepe Owolabi, Akinrinola Bankole, Ann M. Moore, Akanni Akinyemi and Adesegun Fatusi African Journal of Reproductive Health
  2. March 2024 Research Article

    Co-creation strategies for identifying abortion research gaps in Nigeria towards research capacity strengthening for early to midcareer abortion researchers

    Akanni Akinyemi, Adesegun Fatusi, Ojo Agunbiade, Olaitan Oyedun, Oladimeji Ogunoye, Melissa Stillman, Onikepe Owolabi and Akinrinola Bankole African Journal of Reproductive Health
  3. July 2023 Research Article

    The confidante method to measure abortion: implementing a standardized comparative analysis approach across seven contexts

    Onikepe Owolabi, Margaret Giorgio, Ellie Leong and Elizabeth A. Sully Population Health Metrics
  4. August 2022 Research Article

    Quality of information offered to women by drug sellers providing medical abortion in Nigeria: Evidence from providers and their clients

    Akanni Akinyemi, Onikepe Owolabi, Temitope Erinfolami, Melissa Stillman and Akinrinola Bankole Frontiers in Global Women's Health
  5. May 2021 Research Article

    Sexual and Reproductive Health Literacy, Misoprostol Knowledge and Use of Medication Abortion in Lagos State, Nigeria: A Mixed Methods Study

    Heini Väisänen, Ann M. Moore, Onikepe Owolabi, Melissa Stillman, Adesegun O. Fatusi and Akanni I Akinyemi Studies in Family Planning
  6. Sub-Saharan Africa report preview image
    December 2020 Report

    From Unsafe to Safe Abortion in Sub-Saharan Africa: Slow but Steady Progress

    Akinrinola Bankole, Lisa Remez, Onikepe Owolabi, Jesse Philbin and Patrice Williams
  7. September 2020 Research Article

    Incidence of maternal near-miss in Kenya in 2018: findings from a nationally representative cross-sectional study in 54 referral hospitals

    Onikepe Owolabi, Taylor Riley, Kenneth Juma , Michael M. Mutua, Zoe H. Pleasure , Joshua Amo-Adjei and Martin Bangha Nature Research
  8. June 2020 Research Article

    The Health System Costs of Postabortion Care in Senegal

    Naomi Lince-Deroche, Ibrahima Sene, Emma Pliskin, Onikepe Owolabi and Akinrinola Bankole International Perspectives on Sexual and Reproductive Health
  9. May 2020 Research Article

    Women’s self-reported experiences using misoprostol obtained from drug sellers: a prospective cohort study in Lagos State, Nigeria

    Melissa Stillman, Onikepe Owolabi, Adesegun O. Fatusi, Akanni I Akinyemi, Amanda Berry, Temitope P Erinfolami, Olalekan S Olagunju, Heini Väisänen and Akinrinola Bankole BMJ Open
  10. November 2018 Research Article

    Health Systems' Capacity to Provide Post-Abortion Care: A Multicountry Analysis Using Signal Functions

    Onikepe Owolabi, Ann Biddlecom and Hannah Whitehead The Lancet Global Health

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