Gilbert Ritschard (born March 24, 1950) is a Swiss statistician specialized in quantitative methods for the social sciences and in the analysis of longitudinal data describing life courses.

He initiated and led the SNFS project that developed the TraMineR R toolkit for sequence analysis.

[4][5] During his time as a student, he served as teaching and research assistant at the Department of Econometrics.

He was one of the promoters of the Swiss National Center of Competence in Research LIVES: Overcoming vulnerability, a Life Course Perspective where he led the quantitative group from 2011 to 2018.

Along his career, his research interest first moved from econometrics and mathematical economics to social statistics, data mining and machine learning, and later to demography and life course analysis.