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Breastfeeding has positive effects on growth in premature and low\u2010birthweight infants. Therefore, examining the impact of exclusive breastfeeding on growth parameters in small for gestational age infants is important.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>The Preferred Reporting Items for Systematic Reviews and Meta\u2010Analyses statement and checklist guided review and meta\u2010analysis. Four databases were searched.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Five articles (4702 infants) met inclusion criteria. The effect of 4\u20136\u2009months of breastfeeding on growth was measured using weight, length, head circumference, z\u2010scores and change between timepoints. Study quality was considered very low using Grading of Recommendations, Assessment, Development and Evaluation tool. Random effects models assessed the effect of breastfeeding on weight and length catch\u2010up growth. Differences in weight and length were seen (\u22128.36, 95%CI: \u221211.26 to \u22125.46 and \u22127.50, 95%CI: \u22121.92 to \u22124.18, <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001), with substantial heterogeneity (<jats:italic>I<\/jats:italic><jats:sup>2<\/jats:sup> &gt; 90%).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Breastmilk supports growth in small for gestational age infants, though limited evidence exists for catch\u2010up growth in the first 6\u2009months. 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